Write down the solution for this math problem: Solve 6*y - 10*y = 5*y for y.
answer: 0

Write down the solution for this math problem: Solve 9*g + 7 = 2*g for g.
answer: -1

Write down the solution for this math problem: Solve 2506*l - 1613*l = -13395 for l.
answer: -15

Write down the solution for this math problem: Solve 4658*s = 4622*s - 252 for s.
answer:
-7