Write down the solution for this math problem: Solve 37*m = 107*m + 141*m - 1899 for m.
answer: 9

Write down the solution for this math problem: Solve 32*m - 150 + 41 + 877 = 0 for m.
answer: -24

Write down the solution for this math problem: Solve -68*m - 49*m - 30 = -102*m for m.
answer: -2

Write down the solution for this math problem: Solve -6*f = 28*f + 204 for f.
answer:
-6