Question:
Solve -11890*b + 11816*b + 888 = 0 for b..

Answer:
12

Question:
Solve 41*s = -48*s + 23*s + 132 for s..

Answer:
2

Question:
Solve -6*f + 394 = 364 for f..

Answer:
5

Question:
Solve -193*y + 48 = -187*y for y..

Answer:
8