Write down the solution for this math problem: Solve 4485*o - 15505 + 175032 = -127513 for o.
answer: -64

Write down the solution for this math problem: Solve 283*v - 772 = 1209 for v.
answer: 7

Write down the solution for this math problem: Solve 45 = -9*z + 318 + 15 for z.
answer: 32

Write down the solution for this math problem: Solve -4*b - 7 = 21 for b.
answer:
-7