Q: What is the solution?
Solve 5094*f - 15042 = -11306 + 82862 for f.

A: 17

Q: What is the solution?
Solve -410003 + 409306 = -17*b for b.

A: 41

Q: What is the solution?
Solve 0 = -108*r + 88*r + 100 for r.

A:
5