http://www.coolmath.com/algebra/Algebra1/ -- a good website for additional explanation, when needed.
http://www.math.com/homeworkhelp/Algebra.html -- explanation, examples, and a "workout."
http://www.webgraphing.com/plotting_basic.jsp# -- online graphing calculator, with a table.
http://www.khanacademy.org/math/algebra -- use the "search" function to find your topic.
http://www.ixl.com/math/algebra-1 -- a good site to quiz yourself.