Answer:
x= -3
y= -6
Explanation:
8x - 3y= -6 .........equation 1
-8y + 7y= -18..........equation 2
Using elumination method
Multiply equation 1 by -8 and multiply equation 2 by 8
-64x + 24y = 48
-
64x + 56y =-144
-32y = 192
y = 192/-32
y= -6
Substitute -6 for y in equation 1
8x - 3(-6) = -6
8x + 18= -6
8x= -6 -18
8x=-24
x= -24/8
x= -3
Hence x = -3 and y = -6