Write down the solution for this math problem: Solve 0 = -32*b + 25*b - 42 for b.
answer: -6

Write down the solution for this math problem: Solve 0 = -15*d - 899 + 644 for d.
answer: -17

Write down the solution for this math problem: Solve -74 = -5*y - 89 for y.
answer: -3

Write down the solution for this math problem: Solve 248*z + 44822 - 19774 = 0 for z.
answer:
-101