Write down the solution for this math problem: Solve -9*a = -11*a for a.
answer: 0

Write down the solution for this math problem: Solve -151 + 47 = -13*y for y.
answer: 8

Write down the solution for this math problem: Solve -35*s + 127 + 258 = 0 for s.
answer: 11

Write down the solution for this math problem: Solve 503*p + 10988 = 70*p + 163 for p.
answer:
-25