Talking to my mom about my issues

Recently I have been experiencing a lot of anxiety going to school and even at school I feel a lot of anxiety and my family has been throw a lot with health problems the last two month and I have recent been turned against by my two best friends and my sister-in-law I am 15 and she is 23 but thats a different story I just don’t know how to talk to my mom about wanting to do a program that is out of school so I can be home and spending time and helping her I don’t really talk about serous stuff with my mom