Write down the solution for this math problem: Solve 35 = -25*f - 65 for f.
answer: -4

Write down the solution for this math problem: Solve 5347 = -435*w - 7268 for w.
answer: -29

Write down the solution for this math problem: Solve 243*r - 274*r + 49 = -230 for r.
answer: 9

Write down the solution for this math problem: Solve 288 - 68 = -11*w - 22 for w.
answer:
-22