QUESTION: Math problem: Solve -11*n - 9 = -2*n for n.
ANS: -1
QUESTION: Math problem: Solve 0 = 8*c + 7474 - 7450 for c.
ANS: -3
QUESTION: Math problem: Solve -120*f - 4 = -118*f for f.
ANS: -2
QUESTION: Math problem: Solve -429*a + 97*a - 9185 + 2213 = 0 for a.
ANS:
-21