Write down the solution for this math problem: Solve 0 = 200*x + 7590 + 10 for x.
answer: -38

Write down the solution for this math problem: Solve 0 = -39*y + 34*y for y.
answer: 0

Write down the solution for this math problem: Solve 4*b + 61 = 53 for b.
answer: -2

Write down the solution for this math problem: Solve 12*a + 8*a - 35*a = 285 for a.
answer:
-19