Write down the solution for this math problem: Solve 168*m + 896 + 845 = -1787 for m.
answer: -21

Write down the solution for this math problem: Solve 129195 = -5*y + 129095 for y.
answer: -20

Write down the solution for this math problem: Solve 42*f - 34*f + 24 = 0 for f.
answer: -3

Write down the solution for this math problem: Solve 897*o + 10926 + 29653 = -6962 for o.
answer:
-53