QUESTION: Math problem: Solve 0*r - 5*r - 3*r - 22 = -150 for r.
ANS: 16
QUESTION: Math problem: Solve -200*s + 12757*s + 8372*s = -866897 - 681849 for s.
ANS: -74
QUESTION: Math problem: Solve 17*x - 645 = -16*x - 282 for x.
ANS: 11
QUESTION: Math problem: Solve -12*w - 2*w = -70 for w.
ANS:
5