Question: What is the solution?

Solve -193*s - 3258 = -915*s + 3962 for s.

Answer: 10

Question: What is the solution?

Solve -3*o - 13 + 16 = 0 for o.

Answer: 1

Question: What is the solution?

Solve 0*d + 4*d = 0 for d.

Answer: 0

Question: What is the solution?

Solve 518944*n + 2522 = 518970*n for n.

Answer:
97