Черняк В. Д. Русский язык и культура речи - Юрайт
: Provides a Reshebnik for the 10th-grade Russian Language textbook by Cherdakov and Dunev. gdz po russkomu iazyku i kulture rechi a.i.dunev
If you are using the school-level textbook authored by , you can find digital solutions on major educational portals: Черняк В