QUESTION: Math problem: Solve -20*n + 30 = -26*n for n.
ANS: -5
QUESTION: Math problem: Solve -18681 = 2097*d + 40035 for d.
ANS: -28
QUESTION: Math problem: Solve 191*s - 55*s + 4080 = 0 for s.
ANS: -30
QUESTION: Math problem: Solve -942*n + 12 = -936*n for n.
ANS:
2