Question:
Solve 13*h = 30 + 9 for h..

Answer:
3

Question:
Solve 1 = -3*p - 2 for p..

Answer:
-1

Question:
Solve 2215*t - 131492 = 36848 for t..

Answer:
76

Question:
Solve 13 = -146*p + 152*p - 23 for p..

Answer:
6