Write down the solution for this math problem: Solve 159*r - 496 - 1179 = 1505 for r.
answer: 20

Write down the solution for this math problem: Solve -35*h - 29*h - 15*h = -24*h - 4235 for h.
answer: 77

Write down the solution for this math problem: Solve 80*b - 2830 = -1792 + 1602 for b.
answer: 33

Write down the solution for this math problem: Solve -90*q + 52*q = 266 for q.
answer:
-7