Answer:
true
Step-by-step explanation:
4x + 5y = -13.
Substitute the point in
4(-2) + 5(-1) = -13
-8+-5 = -13
-13 = -13
This is true so the point is a solution
18
The LCD of 6 and 9 is 18.
6: 6, 12, 18
9: 9, 18
2y = 8x - 6
2y/2 = 8x/2 - 6/2
y = 4x - 3