y = 3.25x - .75
-4.5x - 2y = -4.5x - 2(3.25x-.75) = 12.15
Solve for x, then y. To check, put both values into your first equation in your question above.
Solve the system by substitution:
-4.5x-2y=-12.15
3.25x-y=-0.75
1 answer