Answer:
Explanation:
4x + 4y =-28
6x - 4y = -2 4y is the same in both equations so we add them
=> 10x= -30
x=-30/10
x=-3
sub x into any equation
4(-3) +4y =-28
-12 +4y = -28
4y = -28 + 12
4y = -16
y= -16/4
y= -4
check
4(-3) + 4 (-4) = -28 therefore, x=-3 and y=-4
-12 -16 = -28
-28 = -28