QUESTION: Math problem: Solve -81*q + 4235 + 621 = -409 for q.
ANS: 65
QUESTION: Math problem: Solve -1680 = 22*t - 1174 for t.
ANS: -23
QUESTION: Math problem: Solve -1608*k - 130 = -1618*k for k.
ANS: 13
QUESTION: Math problem: Solve -14361 + 40499 - 21238 = 1331*x - 82946 for x.
ANS:
66