Q: Solve:
Solve 57*l - 73*l - 24 = -8 for l.

A: -1

Q: Solve:
Solve 0 = -1244*u - 14115 + 51435 for u.

A: 30

Q: Solve:
Solve 33*s - 39*s = -18 for s.

A:
3