How Do You Get Your Credits Up In School Fast If You Have Been Out Alot?

Ok so I’ve been out about most of the year… I’ve been dealing with heart problems,chronic depression…and more I do have to make up alll my classes from last year I don’t want to again at all do I have hope and can I still get enough credits to past for this year…. I consedered 10th grade taking 9nth classes because of my apsennce now its even worse I missed a lot and I really need to make up like I have nooo credits at all please tell me anyway I can get past this year