QUESTION: Math problem: Solve 36*f = -16*f - 331 - 397 for f.
ANS: -14
QUESTION: Math problem: Solve -316469*m - 23912 = -315981*m for m.
ANS: -49
QUESTION: Math problem: Solve -101 - 235 = -79*d - 5*d for d.
ANS: 4
QUESTION: Math problem: Solve 57*n + 69*n = -1629 - 2151 for n.
ANS:
-30