Question:
Solve 132 - 380 = -8*f + 16*f for f..

Answer:
-31

Question:
Solve -8*l + 87 - 71 = 0 for l..

Answer:
2

Question:
Solve 3127*f - 1569*f - 1334 = 1587*f for f..

Answer:
-46

Question:
Solve 40*c - 303*c - 11662 = 80*c for c..

Answer:
-34