Questions & Answers about Semuanya bergantung.
Semuanya means everything or all of it / all of them, depending on context.
The difference is:
- semua = all, every, often used before or after a noun
- semua orang = everyone
- buku semua = all the books
- semuanya = a standalone pronoun-like form, meaning everything / all of it / all of them
So in Semuanya bergantung, semuanya works as the subject: everything.
The -nya here helps turn semua into something more like all of it or everything, which sounds natural in Malay.