how to get rid of fleas on cats and dogs?

it seems everything and every animal in my house is overrun with fleas how can i get rid of them

Honestly, i feel awkward giving you a like to an instructable to an instructable, but i found this one really helpful. https://www.instructables.com/id/Control-Fleas-Naturally-with-Common-Household-Item/ just copy and paste into your url bar and you're ready to go!
If you're not concerned about your carpet, then sprinkle salt all over.