The ‘value’ of these letters can change according to certain rules or conditions we are given – hence we can call them variables ... values of a will make the equation balance!

NCERT Solutions for Class 10 Maths Chapter 3, Pair of Linear Equations in Two Variables: Practicing NCERT questions will help students build their understanding and problem-solving skills.

The ‘value’ of these letters can change according to certain rules or conditions we are given – hence we can call them variables ... values of a will make the equation balance!