Q: Solve:
Solve 163*u + 7637 + 11535 = -285*u - 5916 for u.

A: -56

Q: Solve:
Solve -393 - 131 = -109*h + 675 for h.

A: 11

Q: Solve:
Solve -13*l + 92 - 183 = 0 for l.

A:
-7