Q: What is the solution?
Solve 0 = 30*h - 27 - 33 for h.

A: 2

Q: What is the solution?
Solve 120*d + 48*d = -554*d - 638*d + 107440 for d.

A: 79

Q: What is the solution?
Solve -172*b - 121*b - 272*b - 12995 = 0 for b.

A:
-23