Several educational platforms provide detailed solutions (referred to as GDZ) for the 2015–2020 editions of the workbook.
ГДЗ по английскому языку 10 класс Биболетова, Бабушис, Учебник 2012 vs. 2015–2020)
Since there are different editions (e.g., 2012 vs. 2015–2020), ensure the answers match the specific year of your physical workbook to avoid task mismatches. 2012 vs. 2015–2020)