NCERT Exercise 4.2 Q3 - Linear Equations in Two Variables
Question: Check which of the following are solutions of x − 2y = 4 and which are not: (i) (0, 2) (ii) (2, 0) (iii) (4, 0) (iv) (√2, 4√2) (v) (1, 1)
Answer: Only (iii) (4, 0) is a solution. The others are not.
Full step-by-step NCERT solution with diagrams on Something by Zero.