Write down the solution for this math problem: Solve 9215 = 1569*o - 50407 for o.
answer: 38

Write down the solution for this math problem: Solve 64111 = -3973*z - 57346 - 45409 for z.
answer: -42

Write down the solution for this math problem: Solve 43*p - 197*p - 308 = 0 for p.
answer: -2

Write down the solution for this math problem: Solve -132*d - 1549 + 96 - 659 = 0 for d.
answer:
-16