Write down the solution for this math problem: Solve 15*o + 67*o = -492 for o.
answer: -6

Write down the solution for this math problem: Solve 149*n - 1926 = -5822 - 1594 - 4046 for n.
answer: -64

Write down the solution for this math problem: Solve -331207 + 329232 = -79*x for x.
answer: 25

Write down the solution for this math problem: Solve 127*b - 123*b = -20 for b.
answer:
-5