Different pregnancy tests help!!!

Hi
I am new to all this, my period was due a week and a half ago now, I have taken many pregnancy tests, Mon was negative, Wed was a faint line, wed night on digitial test pregnant, thursday went to doctor and they did a urine test showing a faint line after 3 minutes, blood test yesterday and another on monday, pregnancy test this morning shows pregnant. What is going on? Am very confused and looking for any advice in anyone has been in the same situation.
Many thanks
Carla

Well it sounds like you're PREGNANT. Congrats