Question

Solve X=y+1 and x+2y=7​

Answer 1

x=y+1 and x+2y = 7

x-y=1 and x+2y = 7

subtracting x+2y = 7 from x-y=1

x+2y - x+y = 7 - 1

3y = 6

y=2

x = 2+1 = 3

x,y = 3,2