Write down the solution for this math problem: Solve -9*y = 5*y + 183 - 43 for y.
answer: -10

Write down the solution for this math problem: Solve 0 = 235*d - 2368 - 7972 for d.
answer: 44

Write down the solution for this math problem: Solve 0 = -60*b - 0*b - 259 + 2599 for b.
answer: 39

Write down the solution for this math problem: Solve 0 = 272*a - 148*a + 248*a - 4464 for a.
answer:
12