Write down the solution for this math problem: Solve -40 = 31*c + 22 for c.
answer: -2

Write down the solution for this math problem: Solve -1816*z - 3910 = -1986*z for z.
answer: 23

Write down the solution for this math problem: Solve 148*j = 153*j for j.
answer: 0

Write down the solution for this math problem: Solve -86*m = -149604 + 155194 for m.
answer:
-65