Getting forced out my house that I lived in for 10 years

I’m 19 male

why does my life sucks so much where do I start my mom left me around 16 but she would cone home ones a week but now she doesn’t come over and now I have roommate after a year we can’t get rent and now my “farther“ is moving in with his girlfriend and her 2 kids and now I don’t know what the fuck to do like I don’t have a job I don’t have a vehicle and I don’t want to deal with my “father” and his girlfriend talk about sex in front of me and they talk about sex in front of there kids I don’t want deal with that and then I don’t want to be a burdin on my grand parents both on my mom and my father side but I have to choose but I can’t even think about getting more help from family