Problem: Math Problem
Solve -85001 = -1663*u + 414 + 4387 for u.

A: 54

Problem: Math Problem
Solve 115*f - 996*f - 5863 = -348*f for f.

A: -11

Problem: Math Problem
Solve 14996179*b = 14995523*b - 10496 for b.

A:
-16