QUESTION: Math problem: Solve -131*r = 28*r - 1749 for r.
ANS: 11
QUESTION: Math problem: Solve 33*l + 59185 - 60175 = 0 for l.
ANS: 30
QUESTION: Math problem: Solve -3*l = -3 - 6 for l.
ANS: 3
QUESTION: Math problem: Solve 22*x - 33*x + 43*x = 320 for x.
ANS:
10