Q: Solve -306 = 21614*r - 21631*r for r.

A: 18
Q: Solve:
Solve -3115*c - 947 - 72566 = -1868 for c.

A: -23
Question: What is the solution?

Solve 4470 = -35*w + 3840 for w.

Answer: -18
Problem: Math Problem
Solve -226*i = -285*i + 708 for i.

A: 12
Question:
Solve 43*b + 143*b = -9114 for b..

Answer:
-49
Question:
Solve 22178*d + 3289 = 21879*d for d..

Answer:
-11