Q: What is the solution?
Solve -462249 = -6420*f + 269631 for f.

A: 114

Q: What is the solution?
Solve -1360*x + 1725*x = -12775 for x.

A: -35

Q: What is the solution?
Solve 159966553 = -71*s + 159963997 for s.

A:
-36