QUESTION: Math problem: Solve 0 = -145*y + 190*y - 450 for y.
ANS: 10
QUESTION: Math problem: Solve -19 + 13 = -2*l for l.
ANS: 3
QUESTION: Math problem: Solve -66*w - 1495*w + 5444 = -200*w for w.
ANS: 4
QUESTION: Math problem: Solve -16*m + 45*m = 58 for m.
ANS:
2