QUESTION: Math problem: Solve 88*x = 137*x - 343 for x.
ANS: 7
QUESTION: Math problem: Solve 0 = -3513*n + 3501*n - 120 for n.
ANS: -10
QUESTION: Math problem: Solve 0 = 41*f - 789 + 707 for f.
ANS: 2
QUESTION: Math problem: Solve -54*c + 1563 = -32*c + 47*c - 24 for c.
ANS:
23