Question:
Solve -130*v + 352 - 33 = -1761 for v..

Answer:
16

Question:
Solve -71825 + 36809 - 44742 = -4022*w + 1068*w for w..

Answer:
27

Question:
Solve -102 = 4446*u - 4429*u for u..

Answer:
-6

Question:
Solve 195*d - 35*d - 4160 = 0 for d..

Answer:
26