QUESTION: Math problem: Solve 0 = 72*i - 164*i + 78*i + 168 for i.
ANS: 12
QUESTION: Math problem: Solve -985*o + 65 = -998*o for o.
ANS: -5
QUESTION: Math problem: Solve -2258*a - 202*a - 130380 = 0 for a.
ANS: -53
QUESTION: Math problem: Solve -274*c + 1406 = -148 + 184 for c.
ANS:
5