Q: What is the solution?
Solve 8631*k + 39881 + 20242 = -69655 + 313 for k.

A: -15

Q: What is the solution?
Solve 8*c - 9 = 9*c for c.

A: -9

Q: What is the solution?
Solve 16297 = -1710*l - 7425 + 1492 for l.

A:
-13