Question:
Solve -100*c = -94*c + 12 for c..

Answer:
-2

Question:
Solve -237*o = -211*o - 1144 for o..

Answer:
44

Question:
Solve -272 = -32*o + 80*o + 160 for o..

Answer:
-9

Question:
Solve 708*l = 697*l + 21 - 10 for l..

Answer:
1