Question:
Solve 4114 = 52*m + 5258 - 2600 for m..

Answer:
28

Question:
Solve l - 11 + 9 = 0 for l..

Answer:
2

Question:
Solve 4 = 16*s - 15*s for s..

Answer:
4

Question:
Solve 0 = 9*x - 5*x + 16 for x..

Answer:
-4