How hard is it to change a rear wheel bearing?

rear drivers side wheel is whining and grinding
How hard is it to change a rear wheel bearing?
It all depends on how damaged they are, the one time I had to change mine, they were completely wasted and had to fix more than just wheel bearings.
How hard is it to change a rear wheel bearing?
depends on whether they are pressed or not if not it only takes about 10 minutes per tire remove bearing bolt if its the outer bearings they should come right out and go right back in no problems