Need a little advice

How many days late were you until you got your bfp.. I am 7 days late and tested sunday and i thought i saw a vvvvvvfl but not sure i keep getting negatives and last month my period started on the 4th was 7 days long and i have been nauses, dizzey and lose my appitites from time to time i also am very fatigue even after i have drinkin alot of coffee.. Im so confused i dont want to go to the doctors just to find out im not pregnant ... Any advice