It seems you're looking for solutions (GDZ) for the Algebra textbook by , published by Mnemosyne .
Solutions for the advanced and basic levels (2020-2021 editions) can be accessed on Skysmart for 10th Grade .
Since your request is slightly broad, I've organized the most likely resources by grade level. Please clarify which or specific part (Part 1: Textbook or Part 2: Problem Book) you need so I can provide the exact steps or page numbers. Popular Resources by Grade