Q: What is the solution?
Solve -75*b = -190 + 40 for b.

A: 2

Q: What is the solution?
Solve 10153*o + 582 = 10056*o for o.

A: -6

Q: What is the solution?
Solve -280*o + 161 = 283*o - 540*o for o.

A:
7