Question

Solve:

2x - y - 3,

5x + y - 4

Answer 1

2x - y = 3....(i)

5x + y = 4....(ii)

Adding (i) and (ii), we get

7x = 7

⇒ x = 7/7 = 1

y = 2x - 3 = 2 x 1 - 3 = -1

Hence, the solution of given equations are x = 1 and y - 1