QUESTION: Math problem: Solve 5386*d - 1356*d - 78176 + 110375 + 189451 = 0 for d.
ANS: -55
QUESTION: Math problem: Solve 163 = 48*x - 315 - 242 for x.
ANS: 15
QUESTION: Math problem: Solve 0 = 9*o - 15*o for o.
ANS: 0
QUESTION: Math problem: Solve 0 = 14*d + 21*d for d.
ANS:
0