Question: What is the solution?

Solve 9*u = u - 8 for u.

Answer: -1

Question: What is the solution?

Solve -461*x + 474*x - 126 = -22 for x.

Answer: 8

Question: What is the solution?

Solve -25*f - 26*f - 37*f = 704 for f.

Answer: -8

Question: What is the solution?

Solve -26*q - 251 + 1057 = 0 for q.

Answer:
31