Which Of The Following Is Not A Linear EquationThis means that for an equation to be linear, the following must be satisfied: a. The exponents of x and y must be both 1. SOLVING EQUATIONS- Unit 2 Flashcards | Quizlet. Anyway if there is a product, power, root, logarithm or any other function of variables that is not a coefficient times a single variable, the equation is not linear. Fill out the table below by identifying the quadratic term, linear term, A. A linear equation represents a straight line on a coordinate plane. That, at least, is what I know. 3k + views Hint: The standard form of linear equation in two variables is ax + by + c = 0. Which of the following equation is not a linear equation?. Here LHS = 2 + 4 and RHS = 5 + 1. You'll probably learn that later in algebra 1 and 2. Some of the examples of linear equations are 2x – 3 = 0, 2y = 8,. An equation is considered "non-linear" is when it is not graphed using straight lines. The characteristic equation of the second order differential equation ay ″ + by ′ + cy = 0 is. Keep in mind, however, that the actual definition for linear independence, Definition 2. The set {v1, v2, …, vk} is linearly dependent otherwise. So the next two points, when I go from negative 3 to 1, once again I'm increasing x by 4. Exponents (like the 2 in x 2) Square roots, cube roots, etc Examples: These are NOT linear equations: Slope-Intercept Form The most common form is the slope-intercept equation of a straight line: Example: y = 2x + 1 Slope: m = 2 Intercept: b = 1 Point-Slope Form Another common one is the Point-Slope Form of the equation of a straight line:. For example, x + y = 4 is a linear equation. It is a linear equation in x as the exponent of x in both LHS and RHS is one. j7ETldA-" referrerpolicy="origin" target="_blank">See full list on mathsisfun. Solved Which of the following is not a linear. Exponents (like the 2 in x 2) Square roots, cube roots, etc Examples: These are NOT linear equations: Slope-Intercept Form The most common form is the slope-intercept equation of a straight line: Example: y = 2x + 1 Slope: m = 2 Intercept: b = 1 Point-Slope Form Another common one is the Point-Slope Form of the equation of a straight line:. Linear equation in one variable is ax + b = 0 or ay +b = 0. So, x 2+3=5x−3 is not a linear equation. Transcribed image text: A) Linearize the following nonlinear state space equation around the x1 = x2 = u = 0 and B ) calculate the zeros of obtained linear system. This means that for an equation to be linear, the following must be satisfied: a. If the linear equation has two variables, then it is called linear equations in two variables and so on. Which of the following equations is not a linear equation?. Which of the following equations is not a linear equation? See answers Advertisement jaedanwill Answer: its a Step-by-step explanation: Since x=5 is a vertical line, there is no y-intercept and the slope is undefined. A nonlinear equation has at least one term that is not linear or constant. Which of the following equations are NOT linear equations ">Which of the following equations are NOT linear equations. A linear equation is a straight line, while a quadratic is a curve/parabola. Let us denote the equilibrium point as x and u. A non-linear equation is generally given by ax 2 +by 2 = c where x and y are variables a,b and c are constant values. A system of nonlinear equations is a system where at least one of the equations is not linear. com">which of the following statements is NOT true?. 4 (Y – 4) = This problem has been solved! You'll get a detailed solution from a subject matter. Example 1: Solve the following linear equations by the substitution method. So we can start by briefly describing what a linear equation is. y = a*x + b Where a is the slope and b is the y-intercept. 2x² + 3x − 8 = 19, this is not a linear equation. Definition 11. To solve a system of equations by elimination, write the system of equations in standard form: ax + by = c, and multiply one or both of the equations by a constant so that the coefficients of one of the variables are opposite. A nonlinear equation has the degree as 2 or more than 2, but not less than 2. If the power of the equation is not 1, you are dealing with non-linear equations. x + 2 = −8, this is the linear equation. Linear equations 1 (video). And because in the graph we have a single line, all along that line we will have the same slope. y = 1, this is the linear equation. where and are real numbers, and not both zero. Free graphing calculator instantly graphs your math problems. So we have to have a constant change in y with respect to x of negative 1/4. A quadratic equation in this form can always be solved by factoring. Linear equation in two variables. Here we have a graph of a linear equation and some statements about the line. y = 3x2 +1 graph {3x^2+1 [-10, 10, -5, 5]} y = 2x3 −3. That map helps in representing a result in single straight lines. Forms of linear equations review (article). Click 'Start Quiz' to begin! Select the correct answer and click on the "Finish" button. For an equation to be a linear equation, it should satisfy the following: Contain only one or two variables (not 3 or more) A variable should never appear in a fraction as a denominator (e. x + 2 = 10 x=8 x + 8 = 6 x=-2 x - 5 = 10 x=15 x + 6 = 6 x=0 x. That is a great question. Or when y changed by negative 1, x changed by 4. It is not a linear equation as highest exponent of x is 2. Answer. Solve the resulting equation for the. Sometimes, we may have to find the values of variables involved in a linear equation. Step 1: Rewrite the linear equations in slope-intercept form. Which of the following is not a linear equation? a. The slope-intercept form of a linear equation is where one side contains just "y". What is Linear Graph? Definition, Properties, Equation, Examples. A linear equation can have more than one variable. So we have to have a constant change in y with respect to x of negative 1/4. Hence it is not a linear equation in one variable. Non-Linear Equations: A non-linear equation is such which does not form a straight line. Simplify the result to get the variable value. Step 2: Convert the equation in the form of y = mx + b. y = a*x + b Where a is the slope and b is the y-intercept. What is the linear system? A Linear system is a system in which the degree of the variable in the equation is one. If you can simplify the equation to y = ax, it is a linear equation. A linear equation represents a straight line on a coordinate plane. A nonlinear equation has at least one term that is not linear or constant. Solutions to systems of equations: consistent vs. The exponents of x and y must be both 1. A linear equation represents a straight line on a coordinate plane. See what they have in common? They all have their first x with a power greater than 1. Then, add or subtract the two equations to eliminate one of the variables. Free math problem solver answers your linear algebra homework questions with step-by-step explanations. Graph the first equation. Subtract 3x−5y from 6x+8y. For example, x + y = 4 is a linear equation. com/_ylt=AwrFEgXAqllkhmIWExBXNyoA;_ylu=Y29sbwNiZjEEcG9zAzMEdnRpZAMEc2VjA3Ny/RV=2/RE=1683626816/RO=10/RU=https%3a%2f%2fwww. It looks like a curve in a graph and has a variable slope value. 5 Create a matrix of coefficients. It may not be obvious why y = (x - 3) / x + 2. It can be written in the form: y = mx + b where m is the slope of the line and b is the y-intercept. 6x + y = 5, this is the linear equation. thank u Advertisement evanrosario11 Answer: A Step-by-step explanation: Advertisement Advertisement. Identify the solution to the system. Which of the following equations is not a linear equation. Just as with systems of linear equations, a solution of a nonlinear system is an. 3k + views Hint: The standard form of linear equation in two variables is ax + by + c = 0. The Definition of Linear Independence Definition 2. The set of equation which is not linear is x³ = 2 What are Linear Equations? An equation is said to be linear equation in two variables if it is written in the form of ax + by + c=0, where a, b & c are real numbers and the coefficients of x and y, i. Here, LHS = x2 – 2x and RHS= x +3. So we can start by briefly describing what a linear equation is. Create a matrix of constants Use inverse matrix multiplication or. Some of the examples of linear equations are 2x - 3 = 0, 2y = 8, m + 1 = 0, x/2 = 3, x + y = 2, 3x - y + z = 3. One number is 5 more than seven times the other number. Quiz on Linear Nonlinear Equations Put your understanding of this concept to test by answering a few MCQs. In a nonlinear system, there may be more than one solution. If you are graphing a system with a quadratic and a linear equation, these will cross at either two points, one point or zero points. 0 (22 reviews) Which of the following is not an attribute of a linear equation? Click the card to flip 👆. When x changed by 4, y changed by negative 1. To solve a system of equations by elimination, write the system of equations in standard form: ax + by = c, and multiply one or both of the equations by a constant so that the coefficients of one of the variables are opposite. See Answer Question: Which of the following is not a linear equation? a. Another possibility is that the root does not include the variable, in both cases. We can solve the characteristic equation either by factoring or by using the quadratic formula. 3 + 8 = 11, this is not a linear equation. Some examples include y = 5x + 4, y = x − 2, y = 0, and even some like x = 1. The linear equations are 6x + y = 5, x + 2 = −8, y = 1, and y = −2/3x + 3. e a and b respectively, are not equal to zero. x − y = − 4 2x + y = 1 x − y− x = − 4− x 2x + y− 2x = 1− 2x − y = − x − 4 y = − 2x + 1 − y − 1 = − x − 4 − 1 y = x + 4 Step 2: Write the equivalent system and graph the lines on the same set of axes. An equation is considered linear, if it is in the form of. In option B, all the x terms have a degree 1. In 33(x + y) = 0, there are 2 variables x and y. Which of the following is an example of non-linear differential equation? a) y=mx+c b) x+x’=0 c) x+x 2 =0 d) x”+2x=0 View Answer Answer: c Explanation: For a differential equation to be linear the dependent variable should be of first degree. Note that a line is only defined by these two quantities. 3 + 8 = 11, this is not a linear equation. A linear equation is a combination of an algebraic expression and an equal to (=) symbol. It can be represented by x−7y=5. Previous question Next question. A system of non-linear equations is a system of equations in which at least one of the equations is non-linear. So in the first equation, -2 is the slope. If the ordered pair (-5/2, y) lies on the graph of y = 7 - 2x, find the value of y. Step-by-step explanation: Since x=5 is a vertical line, there is no y-intercept and the slope is undefined. 2x² + 3x − 8 = 19, this is not a linear equation. Linear Equations in Two Variables (Definition and Solutions). where and are real numbers, and not both zero. Which of the following equations is not a linear equation? See answers Advertisement Advertisement jaedanwill jaedanwill Answer: its a. A linear equation represents a straight line on a coordinate plane. (ii) It is a linear equation in two variables y and x. Step 3: Now, we can replace the value of x for different numbers and get the resulting. A system of nonlinear equations is a system where at least one of the equations is not linear. Free math problem solver answers your linear algebra homework questions with step-by-step explanations. y = 1, this is the linear equation. Example 1: Solve the following linear equations by the substitution method. Question: A) Linearize the following nonlinear state space equation around the x1=x2=u=0 and B ) calculate the zeros of obtained linear system. When x changed by 4, y changed by negative 1. y = gA + C. So, if the equations have a unique solution, then: m1 ≠ m2 No Solution If the two linear equations have equal slope value, then the equations will have no solutions. The characteristic equation of the second order differential equation ay ″ + by ′ + cy = 0 is. Difference Between Linear and Nonlinear Equations. Another possibility is that the root does not include the variable, in both cases. In your country: let us know! Slope (Gradient) of a Straight Line Y Intercept of a Straight Line Test Yourself Explore the Straight Line Graph Straight Line Graph Calculator Graph Index. Only the second statement is not true. Solve for the unknowns of the following system of linear equations. To solve linear equations, find the value of the variable that makes the equation true. If you have a quadratic like y = x² + 2x -3 and. The set of equation which is not linear is x³ = 2 What are Linear Equations? An equation is said to be linear equation in two variables if it is written in the form of ax + by + c=0, where a, b & c are real numbers and the coefficients of x and y, i. What are the methods for solving systems of non-linear equations? Methods for solving systems of non-linear equations include graphical, substitution, elimination, Newton's method, and iterative methods such as Jacobi and Gauss-Seidel. A linear equation is a straight line, while a quadratic is a curve/parabola. They can also contain rational, exponential, and logarithmic functions. For example, these are linear equations in slope-intercept form: y=2x+1 y=2x+1 y=-3x+2. Step 1: The given linear equation is x - 2y = 2. It may contain one, two, or more than two variables. The set of equation which is not linear is x³ = 2 What are Linear Equations? An equation is said to be linear equation in two variables if it is written in the form of ax + by + c=0, where a, b & c are real numbers and the coefficients of x and y, i. Which of the following is an example of non-linear differential equation? a) y=mx+c b) x+x’=0 c) x+x 2 =0 d) x”+2x=0 View Answer Answer: c Explanation: For a differential equation to be linear the dependent variable should be of first degree. Solve a system of linear equations by graphing. If the power of the variable is one then the equation will be a linear equation. How do you find the linear equation? To find the linear equation you need to know the slope and the y-intercept of the line. Check your answer by plugging it back into the equation. x + 2 = 10 x=8 x + 8 = 6 x=-2 x - 5 = 10 x=15 x + 6 = 6 x=0 x + 6 - 5 = 8 - 2 x=5 3 + x + 1 = 2 x=-2 7 - x = 7 x=0 7 + x + 2 = 9 + 3 x=3 x + 5 = 2x x=5 5x = 7. thank u Advertisement Advertisement. Then the correct options are A, B, E, and G. Equations (4 Types You Should Know, Plus How To ">Nonlinear Equations (4 Types You Should Know, Plus How To. If you can simplify the equation to y = ax, it is a linear equation. From this, is easy to see that the second statement is false. Step 4: When we put x = 0 in the equation, we get y = 0/2 - 1, i. 1 Solve Systems of Linear Equations with Two Variables. A system of nonlinear equations is a system where at least one of the equations is not linear. The linear equations are 6x + y = 5, x + 2 = −8, y = 1, and y = −2/3x + 3. Quiz on Linear Nonlinear Equations Put your understanding. A linear equation in two variables is an equation that can be written in the form. Determine Whether The Equation Is Linear In $x_1, x_2, $ And. Use the inverse of the number that multiplies the variable, and multiply or divide both sides by it. Graph each equation on this provided Correct Plane. Textbook Solutions Which of the following is not a linear equation? A. 1: Solving Linear Systems by Graphing. Graph the second equation on the same rectangular coordinate system. where and are real numbers, and not both. From equation (1), y = 13-3x. Free graphing calculator instantly graphs your math problems. If the ordered pair (-5/2, y) lies on the graph of y = 7 - 2x, find the value of y. Only the second statement is not true. A linear equation in one variable, has is only one variable involved. The equations are given below. 6x + y = 5, this is the linear equation. Step 1: The given linear equation is x - 2y = 2. And once again, I'm decreasing y by negative 1. Nonlinear equations can contain polynomials with quadratic, cubic, and higher order terms. Any such vector may be removed without affecting the span. A) Linearize the following nonlinear state space. Linear graphs are straight line graphs to represent the relationship between two quantities. Only the second statement is not true. In Serbia and Slovenia: y = kx + n. A linear equation is a straight line, while a quadratic is a curve/parabola. This equation is not considered to be a quadratic equation because it is not of the form ax^2 + bx + c = 0. How do you know if an equation is linear or non. Answer Linear equation in two variables A linear equation in two variables is an equation that can be written in the form where and are real numbers, and not both zero. (v) It is not a linear equation as it does not contain any variable. If the power of the variable is one then the equation will be a linear equation. Just as with systems of linear equations, a solution of a nonlinear system is an ordered pair that makes both equations true. anyways, the standard linear equation is ax+by=c, while the standard quadratic equation is. Which of the following equations is not a linear equation? See answers Advertisement jaedanwill Answer: its a Step-by-step explanation: Since x=5 is a vertical line, there is no y-intercept and the slope is undefined. Equation of a Straight Line. com%2falgebra%2flinear-equations. A linear equation is any equation that can be written in the form. This equation is not considered to be a quadratic equation because it is not of the form ax^2 + bx + c = 0. Linear Equations in Real Life. An equation is considered linear, if it is in the form of. A linear equation is a combination of an algebraic expression and an equal to (=) symbol. This form of the equation is very. 3x + y = 13 ----- (1) 2x + 3y = 18 ----- (2) Solution: By using the substitution method of solving linear. Which of the following is not a linear equation? a. If the linear equation has two variables, then it is called linear equations in two variables and so on. It has a degree of 1 or it can be called a first-degree equation. Nonlinear Function: Definition & Examples. The set of equation which is not linear is x³ = 2 What are Linear Equations? An equation is said to be linear equation in two variables if it is written in. Nonlinear Equations (4 Types You Should Know, Plus How To …. Or when y changed by negative 1, x changed by 4. Textbook Solutions Which of the following is not a linear equation? A. A linear equation can have more than one variable. We can solve the characteristic equation either by factoring or by using the quadratic formula. A linear equation in two variables is an equation that can be written in the form. Answer Linear equation in two variables A linear equation in two variables is an equation that can be written in the form where and are real numbers, and not both zero. A quadratic equation in this form can always be solved by factoring. Solved A) Linearize the following nonlinear state space. ( 3 votes) Isaiah Orozco 5 years ago what does it mean when there is a curved line on the graph • ( 4 votes) jaleel 7 years ago. The equations are given below. The Definition of Linear Independence Definition 2. It has a degree of 1 or it can be called a first-degree equation. com">A) Linearize the following nonlinear state space. 5 2y + 3z=1 --x + 4t - 2 + 5y = 61. com">Equation of a Straight Line. ⎩⎨⎧x˙1=2x2+sin (x1)+tan (x2)+3ux˙2=2x1+4x2−x1x2+u2y=−x1+12x2u+u2 please answer in 5 min Show transcribed image text Expert Answer Transcribed image text:. A set of vectors {v1, v2, …, vk} is linearly dependent if and only if one of the vectors is in the span of the other ones. g 6/x) If it has two variables, they should not appear together as a single term (i. linear equations review (article). Which of the following is not a linear equation? a. Question: A) Linearize the following nonlinear state space equation around the x1=x2=u=0 and B ) calculate the zeros of obtained linear system. If the power of the variable is one then the equation will be a linear equation. Linear Equation Calculator. If the lines intersect, identify the point of intersection. When we graph them, they are not going to be a straight line. 4 (Y - 4) = This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. In linear differential equations, y and its derivatives can be raised only to the first power and they may not be multiplied by one another. To linearize the nonlinear state-space equation around the equilibrium point x1 = x2 = u = 0, Explanation: we first need to calculate the partial derivatives of the nonlinear functions with respect to each state and input variable evaluated at the equilibrium point. y = 5 - 2x Wrong: (1, 3) Choose the pair of numbers that is not a solution to the given equation. Step 1: Rewrite the linear equations in slope-intercept form. Here we have a graph of a linear equation and some statements about the line. A linear equation is a straight line, while a quadratic is a curve/parabola. Where a is the slope and b is the y-intercept. e multiplied to each other such as xy). Check your answer by plugging it back into the equation. Which of the following is not an attribute of a linear equation? The variable must be raised to the second power. The variable must be raised to the second power. Step-by-step explanation: Since x=5 is a vertical line, there is no y-intercept and the slope is undefined. Graph the first equation. Linear equation in one variable is ax + b = 0 or ay +b = 0. Since in equation x+x 2 =0, x 2 is not a first power, it is not an example of linear differential equation. A nonlinear equation has at least one term that is not linear or constant. Which of the following is not a linear equation in one variable?. To solve a system of equations by elimination, write the system of equations in standard form: ax + by = c, and multiply one or both of the equations by a constant so that the coefficients of one of the variables are opposite. For example, y = 3 x, y = x 2 - 3x + 2, y = √x, and y = (x - 3) / x + 2 are non-linear equations. To solve linear equations, find the value of the variable that makes the equation true. Notice how here, x can only be to the power of 1. LHS = 3x – 7, RHS = 2x + 3 It is not a linear equation as it does not contain any variable. x + 2 = −8, this is the linear equation. Which of the following is not an attribute of a linear equation? The variable must be raised to the second power. That is because this system of equations is written in slope-intercept form: y=mx+b, In which m is the slope and b is the y-intercept. An equation is considered linear, if it is in the form of. A system of nonlinear equations is a system where at least one of the equations is not linear. Graph the second equation on the same rectangular coordinate system. 5x + 2y - 3t = - 16 2x - 3z-y + 8t = 94. Keep in mind, however, that the actual definition for linear independence, Definition 2. The characteristic equation is very important in finding solutions to differential equations of this form. So, it will look like: y = mx + b where "m" and "b" are numbers. (i) 2x + z = 5 (ii) 3y 2 = x + 3 (iii) 3t + 6 = t 1 Solution: (i) It is a linear equation in two variables x and z. In Latvia and Sweden: y = kx + m. Nonlinear equations can contain polynomials with quadratic, cubic, and higher order terms. Linear Systems by Graphing. Linear & nonlinear functions: table (video). Are can no exercise of curves, dots, bars, etc. Terms involving y2 or √y ′ make the equation nonlinear. 7 y=10-100x y=10−100x [But this equation has x in the last term!] On the other hand, these linear equations are not in slope-intercept form: 2x+3y=5 2x+3y=5 y-3=2 (x-1) y−3=2(x−1) x=4y-7 x=4y−7. following nonlinear state space. ⎩⎨⎧ x˙1 = 2x2 +sin(x1)+ tan(x2)+ 3u x˙2 = 2x1 + 4x2 −x1x2 +u2 y = −x1 +12x2u +u2. It cannot be reduced to the forms ax + b = 0 or y = ax + b. A non-linear equation is generally given by ax 2 +by 2 = c where x and y are variables a,b and c are constant values. where and are real numbers, and not both zero. If r(x) ≠ 0 for some value of x, the equation is said to be a nonhomogeneous linear equation. Difference Between Linear and Non. For an equation to be a linear equation, it should satisfy the following: Contain only one or two variables (not 3 or more) A variable should never appear in a fraction as a denominator (e. If r(x) ≠ 0 for some value of x, the equation is said to be a nonhomogeneous linear equation. where a a and b b are real numbers and x x is a variable. ( 3 votes) Isaiah Orozco 5 years. This means that for an equation to be. Which of the following is not a linear equation? a. Wrong: 19/2 Choose the pair of numbers that is not a solution to the given equation. Solve a system of linear equations by graphing. Then, add or subtract the two equations to eliminate one of the variables. anyways, the standard linear equation is ax+by=c, while the standard quadratic equation is slightly different from what you have; it should be ax^2+bx+c=0 hope this helps!! ( 12 votes) em 3 years ago. where m is the slope of the equation, and b is the y-intercept. 3x + y = 13 ----- (1) 2x + 3y = 18 ----- (2) Solution: By using the substitution method of solving linear equations, let us take the first equation and find the value of 'y' and substitute it in the second equation. See Answer Question: Which of the following is not a linear equation? a. 4 (Y – 4) = This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. math section 1 Flashcards. Express the following linear equation in the form of ax + by + c = 0 and indicate the value of a, b, c. MATRIX Solve the unknowns for the following systems of linear equation. Determine whether the lines intersect, are parallel, or are the same line. This system of linear equations have only one solution. Which of the following equations are NOT linear equations. Which of the following equations is not a linear equation? A. Non-Linear Equations: A non-linear equation is such which does not form a straight line. This equation is not considered to be a quadratic equation because it is not of the form ax^2 + bx + c = 0. Some examples include y = 3x2 +1, y = 2x3 − 3, y = x5 +43. This form is sometimes called the standard form of a linear equation. SOLVING EQUATIONS- Unit 2. A linear equation in two variables is an equation that can be written in the form. An equation is considered "non-linear" is when it is not graphed using straight lines. Step 1: The given linear equation is x - 2y = 2. where m is the slope of the equation, and b is the y-intercept. In option C, x 2+3=5x−3,x is raised to the power 2. This equation is not considered to be a quadratic equation because it is not of the form ax^2 + bx + c = 0. Hence, Option C is the correct option. Textbook Solutions Which of the following is not a linear equation? A. We can write a general one as: y = a*x + b. Nonlinear Equations (4 Types You Should Know, Plus How To. Nonlinear functions are all other functions. Step 3: Now, we can replace the value of x for different numbers and get the resulting value of y to create the coordinates. Just as with systems of linear equations, a solution of a nonlinear system is an ordered pair that makes both equations true. Answer: its a . A quadratic equation in this form can always be solved by. Graphing Linear Equations. Also, the variable may or may not be an x x so don’t get too. The characteristic equation is very important in finding solutions to differential equations of this form. 1: Linearly Independent and Linearly Dependent A set of vectors {v1, v2, …, vk} is linearly independent if the vector equation x1v1 + x2v2 + ⋯ + xkvk = 0 has only the trivial solution x1 = x2 = ⋯ = xk = 0. Algebraically, linear functions are polynomials with highest exponent equal to 1 or of the form y = c where c is constant. 2: Which of the following are linear equations in two variables. In here, the conditions are just simply: m,b ∈ R. Step 2: Convert the equation in the form of y = mx + b. Instructions: Quadratic equation in standard form Constant term Quadratic term Linear Term 4x2 + x - 7 = 0 x² - x - 5 = 0 7x² + 2x = 0 identify th. And constant term of the following quadratic equations. anyways, the standard linear equation is ax+by=c, while the standard quadratic equation is slightly different from what you have; it should be ax^2+bx+c=0 hope this helps!! ( 12 votes) em 3 years ago. Linear equation in two variables. Note that most linear equations will not start off in this form. Which of the following equations is not a linear equation ">Which of the following equations is not a linear equation. In that case, they would be linear in all variables. For example, these are linear equations in slope-intercept form: y=2x+1 y=2x+1 y=-3x+2. A non-linear equation is generally given by ax 2 +by 2 = c where x and y are variables a,b and c are constant values. The variables must not appear in the denominator c.