Like nicole said you can do whatever you choose to do.
Thats not to say its not difficult - Its hard as hell. Its what you grew up in for goodness sake.
Learn to say no and mean it to set boundaries to seek independence from toxic people. And can a person overcome a negative past? Ever heard of les brown? I mean you have a flippin degree and are breadwinner? for your family, sounds like your halfway there.
Sorry for the month late reply just saw this. CP 💛