Here are a few links to supplement chapter 3!
“SOLVE INEQUALITIES”http://www.youtube.com/watch?v=1wPJfzStBqE
http://www.youtube.com/watch?v=zur3gw1wc-E
“INTERVAL NOTATION”
http://www.youtube.com/watch?v=HAlc3K25Drg
http://www.youtube.com/watch?v=UQX0i47UqyM
“SOLVE ABSOLUTE VALUE”
http://www.youtube.com/watch?v=NxbLXwXXp7Y&feature=fvw