QUESTION: Math problem: Solve 86*w - 36*w = -120*w - 12070 for w.
ANS: -71
QUESTION: Math problem: Solve 0 = 357*i + 2940*i - 9891 for i.
ANS: 3
QUESTION: Math problem: Solve 151495*y - 151558*y - 1890 = 0 for y.
ANS: -30
QUESTION: Math problem: Solve 144*r + 92*r - 11*r + 5625 = 0 for r.
ANS:
-25