Write down the solution for this math problem: Solve -1014*b + 1009*b + 40 = 0 for b.
answer: 8

Write down the solution for this math problem: Solve 37*v + 13*v - 37 = 13 for v.
answer: 1

Write down the solution for this math problem: Solve 0 = -1995*u + 30409 + 54329 + 1047 for u.
answer: 43

Write down the solution for this math problem: Solve -80*s + 91*s + 44 = 0 for s.
answer:
-4