Question

2x=12
x-5y=-29

Answer 1

From equation 1, we get x = 6 (divide by two on both sides)

Now, put x = 6 in equation 2, you get:
6 - 5y = -29
subtract 6 from both sides
-5y = -35
divide both sides by -5
y = 7.

Answer 2

Alright thanks so much!