question: Teacher asked me this: Solve -3*f - 13*f = 0 for f.
++++++++++
answer: 0
Solve -220*b - 1912 = -43*b + 1312 + 139 for b.
Solve this plz.

A: -19
QUESTION: Math problem: Solve -2046 - 62 - 439 = -283*x for x.
ANS: 9
Q: What is the solution?
Solve 22*c + 0*c - 396 = -11*c for c.

A: 12
Write down the solution for this math problem: Solve -46*i = 228 + 48 for i.
answer: -6
question: Teacher asked me this: Solve 15*u + 5*u = 88*u + 25*u - 2976 for u.
++++++++++
answer:
32