Q: What is the solution?
Solve -157*o + 4420 = -50*o + 153*o for o.

A: 17

Q: What is the solution?
Solve -12*p - 33 = -p for p.

A: -3

Q: What is the solution?
Solve 120*y - 9 = 2391 for y.

A:
20