Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: The Slope of a Line
This tutorial will show you how to find a the slope of graph, write a linear equation in slope-intercept form. You'll also learn how to determine whether two lines are parallel or perpendicular to each other. For advanced math students.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Multiplication Property of Equality
Thorough coverage of the multiplication property of equality is found at this tutorial. Numerous example problems are worked through and some practice problems are supplied.