Q: What is the solution?
Solve -13416 - 6749 = 185*a for a.

A: -109

Q: What is the solution?
Solve 27*c - 2336 = -79*c + 142*c - 20*c for c.

A: -146

Q: What is the solution?
Solve 5*c - 4*c + 4 = 0 for c.

A:
-4