Question

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

Answer 1

In one variable, it is represented as:
$x=\frac{-9}{2}$

(ii) In two variables, it is represented as a line parallel to Y-axis.
$2x+0y+9=0$