Question: What is the solution?

Solve 7551*i - 58963 - 9082 = -7637 for i.

Answer: 8

Question: What is the solution?

Solve -186*s + 6515 - 22909 = -441*s - 916*s for s.

Answer: 14

Question: What is the solution?

Solve 299*u - 192*u - 207*u - 2100 = 0 for u.

Answer: -21

Question: What is the solution?

Solve 640*i - 72112 = 1807*i - 10261 for i.

Answer:
-53