Simplifying Expressions
Combining Like Terms
http://www.youtube.com/watch?v=XwFJBZLbKC8
Learn how to combine like terms to simplify algebraic expressions using colored shapes to see the patterns in the expressions. A great way to start!
Simplifying Algebraic Expressions
http://www.youtube.com/watch?v=6MREWFkJqHw&feature=related
Learn how to combine like terms in equations with variables and exponenets.
Simplifying by Combining Like Terms
http://www.khanacademy.org/video/ca-algebra-i--simplifying-expressions?playlist=California%20Standards%20Test%3A%20Algebra%20I
Watch some algebraic expressions simplified.