Q: What is the solution?
Solve 22 = -105*c + 94*c for c.

A: -2

Q: What is the solution?
Solve 117*o + 1173 - 496 = -376 for o.

A: -9

Q: What is the solution?
Solve 387*k - 395*k - 112 = 0 for k.

A:
-14