Q: Solve 4*b - 9*b + 20 = 0 for b.

A: 4
Q: Solve:
Solve -3 = -9*w + 8*w for w.

A: 3
Question: What is the solution?

Solve -3*w - 187*w = -95*w - 3040 for w.

Answer: 32
Problem: Math Problem
Solve -871*f + 1892 + 1612 = -6077 for f.

A: 11
Question:
Solve 508*w + 4809 = -1287 for w..

Answer:
-12
Q: Solve 9*r - 38*r = 31*r + 600 for r.

A:
-10