Question

alguem sabe resolver esse sistema
-2x-6y=6 x+7y=-3

Answer 1

-2x-6y=6
x+7x=3

x=3-7y

-2.(3-7y)-6y=6
-6+14y-6y=6
14y-6y=6-6
8y=0
y=0

x+7.(0)=-3
x+0=-3
x=-3-0
x=-3

x=-3  y=0