Write down the solution for this math problem: Solve -1466*z + 24986 - 107 = -271*z - 2606 for z.
answer: 23

Write down the solution for this math problem: Solve 3 = -81*s - 79*s + 3 for s.
answer: 0

Write down the solution for this math problem: Solve 171*r - 168*r = 9 for r.
answer: 3

Write down the solution for this math problem: Solve 192*m + 794 = -52 - 882 for m.
answer:
-9