Write down the solution for this math problem: Solve 194 = -15*p - 31 for p.
answer: -15

Write down the solution for this math problem: Solve -4096 = -153*o + 523*o + 7004 for o.
answer: -30

Write down the solution for this math problem: Solve -125*u - 9 + 100 = -216*u for u.
answer: -1

Write down the solution for this math problem: Solve -4659 + 1694 = 61*x + 1366 for x.
answer:
-71