Question: What is the solution?

Solve 57*o = 53*o - 41 - 7 for o.

Answer: -12

Question: What is the solution?

Solve -9*f + 467 = 3*f + 551 for f.

Answer: -7

Question: What is the solution?

Solve 924*p = -55*p - 7240 - 9403 for p.

Answer: -17

Question: What is the solution?

Solve -42*s + 30*s + 17976 = -152*s - 288*s for s.

Answer:
-42