question: Teacher asked me this: Solve 7*x + 63*x = -490 for x.
++++++++++
answer: -7
Solve 7*f = -43*f + 1141 + 359 for f.
Solve this plz.

A: 30
QUESTION: Math problem: Solve -141*u - 524*u + 64990 = 99*u + 206*u for u.
ANS: 67
Q: What is the solution?
Solve 13033 + 15049 = 737*f - 4638 - 3393 for f.

A: 49
Write down the solution for this math problem: Solve 30 = -1773*c + 1763*c for c.
answer: -3
question: Teacher asked me this: Solve -21*m - 234*m - 6885 = 204*m for m.
++++++++++
answer:
-15