Q: What is the solution?
Solve 120*m + 591 = -1209 for m.

A: -15

Q: What is the solution?
Solve -3220*c + 226929 + 111586 - 43513 - 34182 = 0 for c.

A: 81

Q: What is the solution?
Solve -3*z + 93 = 120 for z.

A:
-9