SOS an can't send email cause don't no what it is

Hello I have one cell phone I am me on 5 fb pg can't close those but yesterday I have no fb won't let me truthful ly answer questions then passwords sent don't work either this is not easy or some hacker shut me down an Goole said back up e mail an changed e mail address so I can't recieve nothing don't know what the heck to do except flush phone in toiletan can't recieve email Goole said back up one then changed it no mail can come in important messes waiting on an won't let me b me with info ist rejecting my info