QUESTION: Math problem: Solve 69*d + 168*d - 159*d - 2652 = 0 for d.
ANS: 34
QUESTION: Math problem: Solve -496199*p + 37638 = -495461*p for p.
ANS: 51
QUESTION: Math problem: Solve 11 = -10*u + 1 for u.
ANS: -1
QUESTION: Math problem: Solve 95 - 530 = -51*b + 228 for b.
ANS:
13