Help!! 13 days late and negative preg test????

I am 13days late but i also have irregular cycle. I took 4 preg test but all came negative. Should i wait for another week and see what happens or am i not preg0. Out condom broke 2 days before my period date and on the day i had cramps alot although i do not cramp like this. I had cramping for 5 days straight and then it was ok. am bloated alot and gasy too TMI. My back is hurting too but no positive test😞although we are not trying for baby but i dont know its fruatrating to see negative results😒.