Q: What is the solution?
Solve 42 = -666*h + 707*h + 124 for h.

A: -2

Q: What is the solution?
Solve 31507 - 25627 = -140*b for b.

A: -42

Q: What is the solution?
Solve -13 - 23 = 6*x for x.

A:
-6