QUESTION: Math problem: Solve -145*o + 149*o + 16 = 0 for o.
ANS: -4
QUESTION: Math problem: Solve 0 = -152*s + 16542 - 20494 for s.
ANS: -26
QUESTION: Math problem: Solve -204*o + 382*o - 165*o = 494 for o.
ANS: 38
QUESTION: Math problem: Solve -1780 - 2705 = -63*d + 3680 - 14969 for d.
ANS:
-108