CBSE Notes, Lectures

CBSE - Mathematics - Linear Equations in Two Variables

Linear Equations in Two Variables

NCERT Exercise Exercise 4.4

Give the geometric representations of 2x + 9 = 0 as an equation

Give the geometric representations of 2x + 9 = 0 as an equation
(i) in one variable
(ii) in two variables

Answer

(i) in one variable, it is represented as
x = -9/2

 

(ii) in two variables, it is represented as a line parallel to Y-axis.

2x + 0y + 9 = 0

.