Question:
Solve 0 = -50219251*x + 50219353*x - 3299 - 3433 for x..

Answer:
66

Question:
Solve 0 = -298*f + 3114*f + 39424 for f..

Answer:
-14

Question:
Solve 117*l + 30 = 132*l for l..

Answer:
2

Question:
Solve 1366*v - 18073 = 783*v for v..

Answer:
31