Question:
Solve 819*s - 1848 = 3777 + 3384 for s..

Answer:
11

Question:
Solve -970*x = -976*x - 6 - 6 for x..

Answer:
-2

Question:
Solve -80*k - 401199 + 398719 = 0 for k..

Answer:
-31

Question:
Solve -8110547*l = -8110483*l - 4928 for l..

Answer:
77