Question: What is the solution?

Solve -2702 = 39*q + 1280 - 2305 for q.

Answer: -43

Question: What is the solution?

Solve -811*s = -156*s - 89 - 3841 for s.

Answer: 6

Question: What is the solution?

Solve -200*y - 2733 + 7290 = 451*y for y.

Answer: 7

Question: What is the solution?

Solve -29*r = 92*r + 968 for r.

Answer:
-8