Question:
Solve -127*h = -15416 + 12114 for h..

Answer:
26

Question:
Solve -5430 + 5385 = 9*a for a..

Answer:
-5

Question:
Solve -105*h + 200 = -154*h + 4 for h..

Answer:
-4

Question:
Solve -14 = 5*o - 19 for o..

Answer:
1