Question

if m, 2m +1 is a solution of the equation 5x + 3y =65 find m??

Answer 1

hey mate
here's the solution

Answer 2

(x,y) = (2m, 2m+1)

5x+3y=65

5(2m) + 3(2m+1)=65

10m+6m+3=65

16m=65-3

m=62/16

:• m= 31/8