Q: Solve 0 = o - 4*o for o.

A: 0

Q: Solve 19*q + 119 = 53*q - 119 for q.

A: 7

Q: Solve 0 = 25*x - 287*x - 182*x + 1332 for x.

A: 3

Q: Solve -24*s - 112*s + 45*s + 728 = 0 for s.

A:
8