QUESTION: Math problem: Solve 28*k - 17*k + 396 = 77*k for k.
ANS: 6
QUESTION: Math problem: Solve -70*l + 53*l = 0 for l.
ANS: 0
QUESTION: Math problem: Solve -471 = -949*t - 19227 - 18255 for t.
ANS: -39
QUESTION: Math problem: Solve -240 = -31*w + w for w.
ANS:
8