Hi highwaystar,
Welcome to the Community Forums, thank you for your post.
I'm very sorry to hear that your Facebook account has been hacked - I can appreciate your concern for your email account since it's attached to your Facebook account.
Unfortunately, if this is the primary email address on your account with us, we aren't able to delete the email address. However we can certainly help change the password and security information for you to help secure the account.
I'll pop you over a PM now so I can take some more details and look into this for you.
Beth
Beth