Answer:
x=8, y=-7. (8, -7).
Step-by-step explanation:
-3y-4x=-11
3y-5x=-61
---------------
-9x=-72
9x=72
x=72/9
x=8
3y-5(8)=-61
3y-40=-61
3y=-61+40
3y=-21
y=-21/3
y=-7
