Question

−5y+8x=−18
5y+2x=58
​

Answer 1

X=4

Y=10

Explanation:

5y(10)+2x=58

50+2x=58

Cross out 50-50

subtract 58-50=8

Divide 8 by 2

=4

Answer 2

[1] -5y + 8x = -18
[2] 5y + 2x = 58