Question

Бу — 7 = 7
3х — 8y = — 31

Answer 1

creo que es X= 13 , Y= -1

Explanation:

3*(6y-7)-8y=-31

18y-21-8y=-31

10y=-10

y=(-1)

6*-1-7= x ----> X=13

Answer 2

I hope this helps!!!!!