Question:
Solve -58*h = -10*h - 133 - 11 for h..

Answer:
3

Question:
Solve -5*b + 17952 = 17987 for b..

Answer:
-7

Question:
Solve 20*h = 66*h - 46 for h..

Answer:
1

Question:
Solve 0 = 4009*a - 4019*a + 50 for a..

Answer:
5