If you prefer a dedicated app, you can download general "GDZ" solvers that include massive databases of textbooks:
: Provides structured answers for 8th-grade textbooks and workbooks, allowing for quick checks on the go. Homework Apps for Smartphones gdz 8 klass ekonomika lukianova na telefon
: Many developers offer "Grade 8" specific apps on the App Store or Google Play that aggregate materials for multiple subjects, though they often focus heavily on core subjects like Math or English. If you prefer a dedicated app, you can
: Contains over 4,500 homework assignments across various school subjects for grades 1–11. If you prefer a dedicated app