Question:
Solve -8*c = 16*c - 31*c for c..

Answer:
0

Question:
Solve -s + 10 = 8 for s..

Answer:
2

Question:
Solve -3*l + 11 + 4 = 0 for l..

Answer:
5

Question:
Solve -43865*s = -44200*s - 8710 for s..

Answer:
-26