Кузовлев книга для учителя 9 класс - Инфоурок
For teacher manuals and keys, you can check the Prosveshcheniye Publisher website.
Sites like InfoUrok often host teacher's books (Kniga dlya uchitelya) which contain the full answer keys for all exercises.
The 17th edition of the 9th-grade English textbook by V.P. Kuzovlev generally corresponds to the version released around 2017/2018 with .