QUESTION: Math problem: Solve 7*o - 166 = -131 for o.
ANS: 5
QUESTION: Math problem: Solve 549*a - 2774 = -24027 + 871 - 14205 for a.
ANS: -63
QUESTION: Math problem: Solve 1196 = -319*d - 422*d - 455*d for d.
ANS: -1
QUESTION: Math problem: Solve 19*x - 24*x + 15 = 0 for x.
ANS:
3