QUESTION: Math problem: Solve -42*y - 48*y - 19719 - 2085 = 147*y for y.
ANS: -92
QUESTION: Math problem: Solve -2*l - 6 = -4 - 2 for l.
ANS: 0
QUESTION: Math problem: Solve 128*f + 5424 = -33*f + 15406 for f.
ANS: 62
QUESTION: Math problem: Solve 15*r = -2 + 21 + 41 for r.
ANS:
4