QUESTION: Math problem: Solve -91*z + 209667 = -22*z + 207942 for z.
ANS: 25
QUESTION: Math problem: Solve 0 = -d + 15*d + 28 for d.
ANS: -2
QUESTION: Math problem: Solve -6*m + 5 = 23 for m.
ANS: -3
QUESTION: Math problem: Solve 7*h = 4*h - 6 for h.
ANS:
-2