Write down the solution for this math problem: Solve -4*u - 4 = 4 for u.
answer: -2

Write down the solution for this math problem: Solve 653303 = 85*y + 657638 for y.
answer: -51

Write down the solution for this math problem: Solve 18651*u - 264112 - 136519 = 9691 for u.
answer: 22

Write down the solution for this math problem: Solve 0 = -103*y + 267 + 454 for y.
answer:
7