QUESTION: Math problem: Solve r = -156 + 154 for r.
ANS: -2
QUESTION: Math problem: Solve -4*w + 8*w = -12 for w.
ANS: -3
QUESTION: Math problem: Solve 2*h + 12*h = 14 for h.
ANS: 1
QUESTION: Math problem: Solve 7*m - 6 - 22 = 0 for m.
ANS:
4