QUESTION: Math problem: Solve 78 = 27*s + 105 for s.
ANS: -1
QUESTION: Math problem: Solve 1566*x - 1708*x - 3288 - 186 - 2348 = 0 for x.
ANS: -41
QUESTION: Math problem: Solve -9 = -3*n + 6*n for n.
ANS: -3
QUESTION: Math problem: Solve -7*x - 2*x = 20*x for x.
ANS:
0