Unit Plan
Integrated Publishing

Integrated Publishing: Equation of a Straight Line

For Students 9th - 10th Standards
This math tutorial shows the relationship of a slope to a straight line and how to write equations in point-slope or slope-intercept form.
Handout
Purple Math

Purplemath: Graphing Overview: Straight Lines

For Students 9th - 10th Standards
This resource provides an overview of graphing for various types of functions, instruction on graphing straight lines and also, includes advice on common mistakes made by students.
Handout
Paul Dawkins

Paul's Online Notes: Algebra: Lines

For Students 9th - 10th Standards
Detailed math tutorial features notes and examples that discuss graphing lines and introduces the concept of slope, the standard form of the line, the point-slope form, slope-intercept form, and parallel and perpendicular lines.
Unit Plan
PBS

Pbs: Beating Usain Bolt

For Students 6th - 8th
Use mathematics to determine what is required to beat world champion Usain Bolt in a 200-meter race. This video focuses on systems of equations that are visualized by completing a table of values and looking for a point of intersection...
Interactive
Shodor Education Foundation

Shodor Interactivate: Derivate

For Students 9th - 10th
View the graph and the equation of the line tangent to any function at any point on the function.
Handout
Interactive Mathematics

Interactive Mathematics: Graphs of Linear Functions

For Students 9th - 10th Standards
A brief overview of three methods used to graph lines is presented through examples. Slope-intercept, point-slope, and intercept form are demonstrated step-by-step along with a review of the formula for finding the slope of a line.
Website
Purple Math

Purplemath: Solving Linear Inequalities: Introduction and Formatting

For Students 9th - 10th Standards
This resource demonstrates how to solve linear inequalities step-by-step and shows four different solution formats/notations viz. inequality notation, set notation, interval notation, and the last "notation" which is more of an...