Question

If 2^x+y = 8 and x-3y = -5 represent a pair of linear equations, then value of x-y is ​

Answer 1

Answer:

Let 2x+3y=5 ...(i)

and 3x+2y=10 ...(ii)

Then,

(ii)−(i) gives x−y=5

Therefore, x−y=5