Question:
Solve 43*b = 72*b for b..

Answer:
0

Question:
Solve 45*w - 40*w = -40 for w..

Answer:
-8

Question:
Solve 157*y = 652 + 604 for y..

Answer:
8

Question:
Solve -282*a + 1327 = 116*a - 1103 - 6724 for a..

Answer:
23