How is LP determined in League of Legends?

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Tags

1. #league
2. #difficulty
3. #reaches
4. #player
5. #other
6. #certain
7. #rankings
8. #factors
9. #among
10. #legends
11. #teammates
12. #loses
13. #points
14. #opponents
15. #determined
16. #level
17. #ranked
18. #eligible
19. #amount
20. #champs
21. #games