Class 9 Maths NCERT Solutions Chapter 8 – Linear Equations in Two Variables
Class 9 Maths NCERT Solutions Chapter 8: Linear Equations in Two Variables Ex – 8.1 Question 1. The cost of a notebook is twice the cost of a pen. Write a linear equation in two variables to represent this statement. (Take the cost of a notebook to be ₹ x and that of a pen […]