Videos 4.6

4.6 A, absolute value equation, http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-184s.html 

 

4.6 B, absolute value inequality, word problem, not great, but good, http://www.phschool.com/atschool/academy123/english/academy123_content/wl-book-demo/ph-185s.html