Problem: Math Problem
Solve -6 = 4*f + 2 for f.

A: -2

Problem: Math Problem
Solve -631*x - 7973 - 21942 = -132*x + 12001 for x.

A: -84

Problem: Math Problem
Solve -113*i - 17784 = 135*i - 38*i + 102*i for i.

A:
-57