is it possible

is it possible to get a postive tests but the next day the tests turn into a evap line so confused the 2 tests are the same just took the pics at different times the first pic I took 3 mins after I peed on it so around the time frame ,but the other pic was tooken when I woke up in the morning so ladies what do u think is it postive or just a evape also if I am would be almost 7 weeks pregant if I was