pregnancy test

​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​so i took two pregnancy test yesterdy, they both came back postive before ten minutes, after the 10 minutes or 15 minutes the line disappeared on the first test and on the second test it kinda stayed. i took a test this morning and it was negative i’m a little confused the picture below was the one that the line stayed?