Write down the solution for this math problem: Solve 6*u - 7*u + 1 = 0 for u.
answer: 1

Write down the solution for this math problem: Solve 11 + 1 = 6*m for m.
answer: 2

Write down the solution for this math problem: Solve -1381*z - 24056 = -35104 for z.
answer: 8

Write down the solution for this math problem: Solve 0 = 102*c - 131*c - 145 for c.
answer:
-5