because it took me 10 minutes to find it. every "how to" just copies facebooks fucking useless help page.
maybe this will get indexed by yandex oneday lol
https://accountscenter.facebook.com/personal_info/account_ownership_and_control/deletion_and_deactivation/?is_from_dialog=true
Thanks comrade, finally deleted that facebook account I made and never used 6 years ago but still remember the login for