questions

Hi im 42 and im 7 days late for my auntie flo and im.also going through premenopause and now im not sure if i am pregnant or not i been pregnant twice 1 was a miscarriage then i had my son hes 16 im not being dumb but few days i been sick to my stomach had pink red discharge and went a way then had brown for half a day im super tired and more hungry so i took a test and it was negative but it was when i was 3 days late so my last day was sept 9th its hard to say as the test on the 3 day late was negative and anyone else or give me some insight please