Even though women’s colleges aren’t appealing to you, keep them in mind since they’re used to your set of life and financial circumstances. The elite ones have full financial aid and help in ways most other colleges don’t/won’t, including jobs.
Do you know Khan Academy? It’s a free websIote, it’s very well done, clear, designed for people who need to catch up, review, or get ahead. They start with middle school math and keep going through linear algebra, plus they have chemistry, physics… For social sciences and humanities, type “crash course”+" history", “psychology”, etc.
If you have access to a public library, from and books such as " guns, germs and steel", “a hope in the unseen”, “the immortal life of Henrietta lacks”, but also novels such as b****d out of carolina, an abundance of Katherine s, counting by seven, orange is not the only fruit, Jane haddam’s Living Witness and Flowering Judas…