This site seems a bit confusing when you first arrive, but if you scroll to the
bottom you will find a list of good word problems (and solutions) along the left
hand margin. Click on one or more of these for some extra practice.
http://www.hawaii.edu/suremath/intro_algebra.html
Ms. Lindquist: The Tutor
"The free, web-delivered, patent-pending intelligent tutoring system for tutoring
students in writing expressions for algebra word problems."
http://www.algebratutor.org/