Write down the solution for this math problem: Solve 0 = -10692*v + 11029*v - 13143 for v.
answer: 39

Write down the solution for this math problem: Solve 89*o = -46*o - 14*o - 447 for o.
answer: -3

Write down the solution for this math problem: Solve -129*s + 70*s + 74*s - 75 = 0 for s.
answer: 5

Write down the solution for this math problem: Solve 14*z - 69 = -97 for z.
answer:
-2