Q: What is the solution?
Solve -2*b + 0 = -2 for b.

A: 1

Q: What is the solution?
Solve 2180*f = 2196*f - 272 for f.

A: 17

Q: What is the solution?
Solve -3393*q + 774 + 23781 + 3680 = -9040*q for q.

A:
-5