Simplifying an algebraic expression is a fundamental part of solving math problems. Follow along with this tutorial to get some practice. [2:40]
Learn the step-by-step process of substitution used to solve two equations with two variables by watching this tutorial. [3:27]
In this tutorial, find out how to apply the distributive property. Remember that this is important when trying to simplify an expression and get rid of parentheses. [4:21]
Heres a comprehensive review of the basics of algebra. WyzAnt includes lessons on varied topics, calculators that show step-by-step solutions, and interactive worksheets for practicing and testing your skills. Just choose a topic and use Algegrahelp.coms "collection of tools created to assist students and teachers of algebra."