Q: Solve:
Solve -143*b - 260*b = -4836 for b.

A: 12

Q: Solve:
Solve 0 = -19*o - 13*o for o.

A: 0

Q: Solve:
Solve -816*h + 6405 = -51*h + 4717 - 22027 for h.

A:
31