Answer:
x = -3; y = -6
Explanation:
3x - 2y = 3
y = 4x + 6
The second equation is already solved for y.
y = 4x + 6
Where you see y in the first equation, replace y with 4x + 6.
3x - 2y = 3
3x - 2(4x + 6) = 3
3x - 8x - 12 = 3
-5x = 15
x = -3
y = 4x + 6
y = 4(-3) + 6
y = -6
Answer: x = -3; y = -6