It's a very common word in Russian, and it's used in a variety of contexts. Here are some examples:
* Я тоже люблю шоколад. (Ya tozhe lyublyu shokolad.) - I also love chocolate.
* Он тоже пришел на вечеринку. (On tozhe prishol na vecherinku.) - He also came to the party.
* Мы тоже можем поехать. (My tozhe mozhem poekhat.) - We can go too.
"Tozhe" is a versatile word that can be used in both formal and informal contexts. It's an essential part of any Russian speaker's vocabulary.