QUESTION: Math problem: Solve 16*c - 6 = 15*c for c.
ANS: 6
QUESTION: Math problem: Solve u + 3*u + 8 = 0 for u.
ANS: -2
QUESTION: Math problem: Solve -b + 1 = -0*b for b.
ANS: 1
QUESTION: Math problem: Solve 4638 - 3778 = 86*j for j.
ANS:
10