Q: What is the solution?
Solve -486*i - 64 = -478*i for i.

A: -8

Q: What is the solution?
Solve 0 = -77*h - 199 - 109 for h.

A: -4

Q: What is the solution?
Solve 3*f + 30*f - 31*f + 23580 = -522*f for f.

A:
-45