Q: What is the solution?
Solve 49*f + 1282 + 2309 = -72*f + 64*f for f.

A: -63

Q: What is the solution?
Solve -218*l = -696*l + 2076 - 7812 for l.

A: -12

Q: What is the solution?
Solve -741*s - 64450 - 21506 = 0 for s.

A:
-116