Write down the solution for this math problem: Solve -10 = 26*o - 31*o for o.
answer: 2

Write down the solution for this math problem: Solve -33*u - 7305 = -478*u - 24215 for u.
answer: -38

Write down the solution for this math problem: Solve 201 - 233 = 32*o for o.
answer: -1

Write down the solution for this math problem: Solve 42 = -40*y + 47*y for y.
answer:
6