About all you did was scrape the paint, texture & taping compound off the drywall.
Damaged drywall should be cut out & replaced.
Damaged drywall should be cut out & replaced.
Is there anything cheaper for zgard?? 56 bux a gallon. I only need a qt at mostCut out any loose paper----prime with Gardz---fill larger voids with 20 minute Easy Sand---then skim coat with all purpose---sand, prime and paint.
I live near Jax, not to far from you. But that's the price in Home DepotLook online. Where are you that it cost that much?