Question:
Solve 115*q - 10 = 125*q for q..

Answer:
-1

Question:
Solve 20*m = 22*m - 10 for m..

Answer:
5

Question:
Solve 217*c - 733*c - 563*c + 48065 = -5885 for c..

Answer:
50

Question:
Solve 19*f - 80*f + f + 1080 = 0 for f..

Answer:
18