Question:
Solve -43*s + 170 + 217 = 0 for s..

Answer:
9

Question:
Solve 53 + 129 = -21*w - 5*w for w..

Answer:
-7

Question:
Solve 6*q - 12 = 2*q for q..

Answer:
3

Question:
Solve -28*g = -37*g + 45 for g..

Answer:
5