QUESTION: Math problem: Solve -845*v + 858*v = 13 for v.
ANS: 1
QUESTION: Math problem: Solve 9691*w = 9690*w + 12 for w.
ANS: 12
QUESTION: Math problem: Solve -54*i - 24*i = 55*i + 144*i - 9695 for i.
ANS: 35
QUESTION: Math problem: Solve 0 = -5*l - 5*l + 40 for l.
ANS:
4