Pair of linear equations in two variables class 10

Linear equation in two variable

If a pair of linear equations in two variables is consistent, then the lines represented by two equations are (a) intersecting (b) parallel (c) always coincident (d) intersecting or coincident

A pair of linear equation in two variables which has a common point i.e., which has only one solution is called a .

A linear equation in one variable has

Linear equation in one variable has

By using x and y as a variable , write two linear equations in two variables.

Method to draw a graph of linear equation in two variables.

A system of two linear equations in two variables is consistent , if their graphs .

2.The pair x=p and y=q of the linear equations in two variables x and y graphically represents two lines which are

Every point on the graph of a linear equation in two variables does not represent a solution of the linear equation.