Question: What is the solution?

Solve -4*u - 17 = -5 for u.

Answer: -3

Question: What is the solution?

Solve 75 = 1615*g - 1640*g for g.

Answer: -3

Question: What is the solution?

Solve -16*q + 24 = -40 for q.

Answer: 4

Question: What is the solution?

Solve -38*w - 1961 = -2379 for w.

Answer:
11