Q: What is the solution?
Solve -31*b - 1520 = -497 for b.

A: -33

Q: What is the solution?
Solve -118*c = 550 - 1376 for c.

A: 7

Q: What is the solution?
Solve -6304*i + 12291*i - 6173*i + 6012 - 23310 = 0 for i.

A:
-93