Question:
Solve -446*u - 70 = -456*u for u..

Answer:
7

Question:
Solve 1156 + 1109 = 60*w - 23 + 548 for w..

Answer:
29

Question:
Solve -2976*s - 13696*s = 622863 + 814548 + 96413 for s..

Answer:
-92

Question:
Solve 4*b = -21 + 9 for b..

Answer:
-3