Write down the solution for this math problem: Solve 0 = 615*v - 249*v - 301*v - 585 for v.
answer: 9

Write down the solution for this math problem: Solve -2*o - 5 = 5 for o.
answer: -5

Write down the solution for this math problem: Solve 11*w - 220 = 47*w + 32 for w.
answer: -7

Write down the solution for this math problem: Solve 119*a - 21407 = -238*a - 8012 + 21948 for a.
answer:
99