QUESTION: Math problem: Solve 15*y - 21*y = 0 for y.
ANS: 0
QUESTION: Math problem: Solve -206396*m + 1440 = -206348*m for m.
ANS: 30
QUESTION: Math problem: Solve 0 = 41*b - 98 - 640 for b.
ANS: 18
QUESTION: Math problem: Solve 719 = 153*j - 741 + 83 for j.
ANS:
9