Write down the solution for this math problem: Solve -44*z - 63391 = -62467 for z.
answer: -21

Write down the solution for this math problem: Solve 38*r - 3 + 41 = 0 for r.
answer: -1

Write down the solution for this math problem: Solve 71*o = 368 + 413 for o.
answer: 11

Write down the solution for this math problem: Solve -68 = 14*u - 138 for u.
answer:
5