1st sec l Basics & Algebra Lesson 1 l Exercise 1

[@mraboelnaga]

1) try to solve :
drive.google.com/file/d/14LLHa0yKyPFgmzGz866srJPYCd6Eq10y/view?usp=drive_link
2) section :
drive.google.com/file/d/1wKd_BOjcuqpZP_BTvPXCx8oPwdFEotWA/view?usp=drive_link
3) Home work :
drive.google.com/file/d/1wKd_BOjcuqpZP_BTvPXCx8oPwdFEotWA/view?usp=drive_link