Q: What is the solution?
Solve -1125 = 171*f - 4545 for f.

A: 20

Q: What is the solution?
Solve -346*x + 2802 = -78*x + 658 for x.

A: 8

Q: What is the solution?
Solve -46*w = -59*w + 52 for w.

A:
4