how to delete an Facebook account when you don't have away to do it
Since you don't have a way to do it then I suppose you can't delete your accounts. Still, being that you're obviously online to post this question, you should be able to login to your FB accounts to deactivate them, in my opinion.
Re: how to delete an Facebook account when you don't have away to do it
Welcome to iMore! Just to piggyback on what @Just_Me_D said, here's a link to take you right to the information you need to delete your Facebook account: https://m.facebook.com/help/359046244166395/