How Do I Get Mah Mom 2 Trust Meh?

Im 13 nd I Kno Im Not The Best Kidd Ever. I Make Mistakes. I Got Caught With A Hickyy nd Mah Grades Arnt Greatt But Iv Been Tryingg Rlly Hardd nd Mah Momm Dsnt c Tht. Shes Constantly Madd at Meh nd Cnt Trust Meh. Herr nd Mah Stepdadd r Always Arguing nd Shes Always Under Alotta Stress. I Jstt Wanna Kno How I Cann Get Her 2 Stopp Bein So Madd at Mehh nd Maybe Trust Meh Alittle Moree(Mostlyy Wit Mah BF. She Rlly Likes Himm). Anyy Advviicceee Plzz????=\ *****Thanxx=]*****