Question:
Solve 329 = 596*q - 643*q for q..

Answer:
-7

Question:
Solve -2902*i = -2907*i + 35 for i..

Answer:
7

Question:
Solve 17*w - 444 = -240 for w..

Answer:
12

Question:
Solve -3*p + 6 = 6 for p..

Answer:
0