Question:
Solve -385 - 854 + 239 = -250*q for q..

Answer:
4

Question:
Solve 0 = 27499*t - 27117*t + 9168 for t..

Answer:
-24

Question:
Solve -240 = 77*t - 105*t - 212*t for t..

Answer:
1

Question:
Solve -37430*d = -37428*d for d..

Answer:
0