<prompt> Pedzisa mutsara unotevera:  <response>: 2018 Billboard Music Awards yeTop Rap Female Artist, akazivisa kuti aizoburitsa imwe chete inonzi Trust Me inoratidzira Ty Dolla Sign, pamwe chete ne mixtape. Akaburitsa iyo imwe masvondo mashoma gare gare, uye nepo yakatadza kukanda pane iyo Hot 100, yakasvika panhamba pfumbamwe pa a hrefBubbling20Under20R26amp3BBHip-Hop20Singles Bubbling Under RBHip-Hop Singlesa chati. Musi waAugust 14, 2018, akazivisa zuva rekuburitswa kwemusanganiswa, uye akaburitsa rwiyo rwekutanga rweiyo mixtape, 15 Freestyle. A promotional single featuring City Girls, Yung and Bhad yakabudiswa musi waAugust 30. 