How do you fix a cockeyed dog?

I will assume by "fix" you mean spay. When a vet spays a female dog, she surgically opens the dog's abdomen and removes the dog's reproductive organs (ovaries and uterus).

dogs fang broke close to gum line. No pain blood. eating normal. what to do?? dogs fang broke close to gum line. No pain blood. eating normal. what to do??

Depending on how severe and the advice of your vet - most likely an operation to break the jaw and reset. Again depending on the bite (where the teeth meet) removal of any that obstruct a neat close....

Unless you have extensive training in vetinary medicine you don't, you take it to a vet who can then place the limb in a cast

Take it to the vet