QUESTION: Math problem: Solve 45 = -80*r + 71*r for r.
ANS: -5
QUESTION: Math problem: Solve 40674 - 37692 = 2*w + 140*w for w.
ANS: 21
QUESTION: Math problem: Solve 32*w = 195 - 3 for w.
ANS: 6
QUESTION: Math problem: Solve 111*z + 6881 = -1425*z - 17302 - 3465 for z.
ANS:
-18