QUESTION: Math problem: Solve 17*l = -7*l - 72 for l.
ANS: -3
QUESTION: Math problem: Solve -12*s + 157 = 133 for s.
ANS: 2
QUESTION: Math problem: Solve -21*i + 59*i - 25*i + 13 = 0 for i.
ANS: -1
QUESTION: Math problem: Solve -21*b + 5 = -0 + 68 for b.
ANS:
-3