/curriculum/im/07-grade/unit-6-expressions-equations-and-inequalities/section-a-representing-situations-of-the-form-pxqr-and-pxqr/lesson-02/ to /curriculum/im/07-grade/unit-6-expressions-equations-and-inequalities/section-a-representing-situations-of-the-form-pxqr-and-pxqr/lesson-02/activities