Q: What is the solution?
Solve 0 = -201*c - 90*c - 6503 - 7864 + 3600 for c.

A: -37

Q: What is the solution?
Solve -79*k + 35*k - 176 = 0 for k.

A: -4

Q: What is the solution?
Solve 31*i = -29*i - 2460 for i.

A:
-41