QUESTION: Math problem: Solve -11*u + 100 = 9*u for u.
ANS: 5
QUESTION: Math problem: Solve -31*p + 516 - 206 = 0 for p.
ANS: 10
QUESTION: Math problem: Solve -89 + 269 = 2619*q - 2607*q for q.
ANS: 15
QUESTION: Math problem: Solve 10*d - 7*d = 6 for d.
ANS:
2