Chapter 4 – Linear Equations in Two Variables

Let y varies directly as x. If y = 12 when x = 4, then write a linear equation. What is value of y when x = 5 ? Let y varies directly as x. If y = 12 when x = 4 then write a linear equation. What is value of y when x [...]

For what value of c, the linear equation 2x + cy = 8 has equal values of x and y for its solution? For what value of c the linear equation 2x + cy = 8 has equal values of x and y for its solution? June 29, 2021 Category: Chapter 4 - Linear Equations [...]

Find the solution of the linear equation x+2y=8 which represents a point on Find the solution of the linear equation x+2y=8 which represents a point on June 29, 2021 Category: Chapter 4 - Linear Equations in Two Variables , Maths , NCERT Class 9 ,

How many solutions of the equation 2x + 1 = x – 3 are there on the Cartesian plane? How many solutions of the equation 2x + 1 = x – 3 are there on the Cartesian plane? June 29, 2021 Category: Chapter 4 - Linear Equations in Two Variables , Maths , NCERT Class [...]

If the point (3, 4) lies on the graph of 3y = ax + 7, then find the value of a. 4) lies on the graph of 3y = ax + 7 If the point (3 then find the value of a. June 29, 2021 Category: Chapter 4 - Linear Equations in Two Variables , [...]

Write the linear equation such that each point on its graph has an ordinate 3 times its abscissa. Write the linear equation such that each point on its graph has an ordinate 3 times its abscissa. June 29, 2021 Category: Chapter 4 - Linear Equations in Two Variables , Maths , NCERT Class 9 ,

Draw the graph of the linear equation whose solutions are represented by the points having the sum of the coordinates as 10 units. Draw the graph of the linear equation whose solutions are represented by the points having the sum of the coordinates as 10 units. June 29, 2021 Category: Chapter 4 - Linear Equations [...]

Draw the graph of the equation represented by a straight line which is parallel to the x-axis and at distance 3 units below it. Draw the graph of the equation represented by a straight line which is parallel to the x-axis and at distance 3 units below it. June 29, 2021 Category: Chapter 4 - [...]

1. Draw the graphs of linear equations y = x and y = – x on the same Cartesian plane. What do you observe? What do you observe ? 1. Draw the graphs of linear equations y = x and y = – x on the same Cartesian plane. What do you observe? What do [...]

Example 9 : Solve the equation 2x + 1 = x – 3, and represent the solution(s) on (i) the number line, (ii) the Cartesian plane. (ii) the Cartesian plane. and represent the solution(s) on (i) the number line Example 9 : Solve the equation 2x + 1 = x - 3 October 15, 2020 [...]