Write down the solution for this math problem: Solve -187*d + 1949*d = -23099 - 47381 for d.
answer: -40

Write down the solution for this math problem: Solve -p - 2*p = 9 for p.
answer: -3

Write down the solution for this math problem: Solve 8682*o = 8668*o - 126 for o.
answer: -9

Write down the solution for this math problem: Solve -438*h - 44 = -449*h for h.
answer:
4