Question: What is the solution?

Solve 7434*r - 6631*r = -69058 for r.

Answer: -86

Question: What is the solution?

Solve 2313*g = -6900*g - 783105 for g.

Answer: -85

Question: What is the solution?

Solve -115*g = 5103 - 1359 + 3426 - 40 for g.

Answer: -62

Question: What is the solution?

Solve 15*u - 17*u = -8 for u.

Answer:
4