QUESTION: Math problem: Solve 315*w - 1409*w - 308*w + 131794 = 2160*w for w.
ANS: 37
QUESTION: Math problem: Solve 22*h + 2545 - 3639 = -1886 for h.
ANS: -36
QUESTION: Math problem: Solve -7*j + 5*j - 2 = 0 for j.
ANS: -1
QUESTION: Math problem: Solve -4*k + 4 = -8 for k.
ANS:
3