Question: What is the solution?

Solve -62*u - 1405 + 475 = 0 for u.

Answer: -15

Question: What is the solution?

Solve 43*z + 0*z = 86 for z.

Answer: 2

Question: What is the solution?

Solve 4*w + 11 = 19 for w.

Answer: 2

Question: What is the solution?

Solve 2850*x = 2996*x - 5256 for x.

Answer:
36