Q: Solve:
Solve -33*f + 5*f - 25364 + 24804 = 0 for f.

A: -20

Q: Solve:
Solve -123 + 423 = -8*s - 42*s for s.

A: -6

Q: Solve:
Solve -984 = 328*j - 246*j for j.

A:
-12