Write down the solution for this math problem: Solve 1436 = 4*z + 1452 for z.
answer: -4

Write down the solution for this math problem: Solve -4028*c = 1989*c - 379071 for c.
answer: 63

Write down the solution for this math problem: Solve -4*j + 30 = 2*j for j.
answer: 5

Write down the solution for this math problem: Solve -10*u = -0*u - 40 for u.
answer:
4