Q: Solve:
Solve 69100 - 28602 = -2549*w - 81854 for w.

A: -48

Q: Solve:
Solve -5*m + 12 = 37 for m.

A: -5

Q: Solve:
Solve 171*f + 1691 + 1317 + 441 = -2365 for f.

A:
-34