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Ducksters
Ducksters: Kids Math: Linear Equations: Slope Forms
Explore the slope-intercept and point-slope forms of linear equations and how to graph them on this webpage.
Concord Consortium
Concord Consortium: Linear Equations: Points, Intercepts, and Slopes, Oh My!
Learn how to graph lines with two methods: using x- and y-intercepts and using point-slope form.
Cool Math
Coolmath: Perpendicular Lines
This CoolMath Resource will help students determine if lines are perpendicular by finding the slope, using the point-slope formula, and graphing.
Purple Math
Purplemath: Using Slope and Y Intercept to Graph Lines
Demonstrates, step-by-step and with illustrations, how to use slope and the y-intercept to graph straight lines.