Write down the solution for this math problem: Solve -4*c = 23*c + 162 for c.
answer: -6

Write down the solution for this math problem: Solve -177*l + 32*l = l + 876 for l.
answer: -6

Write down the solution for this math problem: Solve -4857 + 4802 = -11*b for b.
answer: 5

Write down the solution for this math problem: Solve 70*y + 49 + 30 - 30 + 91 = 0 for y.
answer:
-2