QUESTION: Math problem: Solve -1 = 7*i - 15 for i.
ANS: 2
QUESTION: Math problem: Solve 97160 - 4337 + 31610 = -1790*f - 9817 for f.
ANS: -75
QUESTION: Math problem: Solve -31675 = 546*l - 9950 + 24685 for l.
ANS: -85
QUESTION: Math problem: Solve 923*f + 406 = 894*f for f.
ANS:
-14