Write down the solution for this math problem: Solve -172*z + 2604 = 872 - 676 for z.
answer: 14

Write down the solution for this math problem: Solve 45*x - 94*x - 218 - 174 = 0 for x.
answer: -8

Write down the solution for this math problem: Solve 68*g - 207*g = 211*g + 3150 for g.
answer: -9

Write down the solution for this math problem: Solve 9*u = -79*u + 111*u - 736 for u.
answer:
32