In this video we will learn about the basics of Linear Equations in two variables.

NCERT Solutions for Class 10 Maths - Pair of Linear Equations in Two Variables: Get the precise and detailed NCERT Solutions for Class 10 Mathematics Chapter 3, Pair of Linear Equations in Two ...

Sometimes in mathematics we like to use letters to represent numbers. The ‘value’ of these letters can change according to certain rules or conditions we are given – hence we can call them variables.

It’s the sort of easy maths problem that you can work out in a few minutes using pencil and paper, but physicists in China, Canada and Singapore have now solved pairs of linear equations like this one ...