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.
Activity
Wyzant

Wyzant: Determining the Equation of a Line Passing Through Two Points

For Students 9th - 10th Standards
The resource consists of practice problems that examine how to determine the equation of a line passing through two points. Worksheet and answer sheets are included.
Activity
Wyzant

Wyzant: Determining the Equation of a Line From a Graph

For Students 9th - 10th Standards
The resource consists of practice problems that examine how to determine the equation of a line from a graph. Worksheet and answer sheets are included.
Activity
Discovery Education

Discovery Education: Web Math: Find Equation of Line Given That You Know Its Slope and Y Intercept

For Students 9th - 10th
WebMath offers a java applet that allows you to input the slope and y-intercept of a line and gives you the equation of the line in slope-intercept form. It also gives a detailed solution using the information that you provided.
Activity
Texas Instruments

Texas Instruments: Parallel and Perpendicular Lines on Ti Smartview

For Teachers 9th - 10th Standards
This is an introductory lesson on graphing parallel and perpendicular lines. The students will have a good visual on how these lines relate to each other. This also illustrates how to determine equations in slope-intercept form of a line...
Lesson Plan
Google

Google for Education: Slope and Y Intercept

For Teachers 7th - 9th Standards
Students calculate the slope and y-intercept of a line passing through a given set of points. Use Python to solve various challenging slope and y-intercept exercises.
Graphic
National Council of Teachers of Mathematics

The Math Forum: Lines and Slope: Chameleon Graphing

For Students 6th - 8th Standards
Join Joan the chameleon in an exploration of lines and slope. You'll be drawing lines, calculating slope, using equations and more!
Unit Plan
Khan Academy

Khan Academy: Writing Slope Intercept Equations

For Students 9th - 10th Standards
Describes how to write a linear equation by using the y-intercept and another point on the line. Includes practice problems.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Write an Equation Given the Slope and a Point

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to write the equation of a line given the slope and any point.
Lesson Plan
University of South Florida

Fcat: Spaghetti Bridges: Teacher Notes

For Teachers 9th - 10th Standards
Students build bridges and test their strength to collect data and write an equation. The concept of slope is explored in this activity.
Activity
Washington State University

Washington State University: Slope Intercept, Point Slope Forms

For Students 9th - 10th Standards
Washington State University provides a lesson on finding the slope of an equation and putting the equation into the desired form. The site also contains informatinon concerning parallel and perpendicular lines.
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Math Is Fun

Math Is Fun: Linear Equation Test

For Students 9th - 10th Standards
This interactive site checks students' understanding of slope and intercept. Seven question require students to determine slope and intercept of a line from the graph. The site is a test that can be scored on-line.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Intercepts and the Cover Up Method

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Find the intercepts of a line and use them to graph linear functions.
Lesson Plan
Alabama Learning Exchange

Alex: Human Slope

For Teachers 9th - 10th Standards
Learners will participate in this discovery activity intended for them to uncover the role each variable plays in the graph of a line in the form y = mx + b. Students will actually demonstrate lines in slope intercept form on a life size...
Activity
Texas Instruments

Texas Instruments: Graphic Line Designs

For Teachers 9th - 10th
Students can use the x- and y-intercepts to find the equations of lines and create a line design using the slope-intercept form and the limited domain of the segment.
Handout
Purple Math

Purplemath: The Meaning of Slope and Y Intercept in Context of Word Problems

For Students 9th - 10th Standards
This resource contains a lesson on the slope and y-intercept of a line and how to interpret them in word problems.
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Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Graphing Linear Equations

For Students 9th - 10th Standards
Twenty-one problems present a variety of practice graphing linear equations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to...
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra: The Slope of a Line

For Students 9th - 10th Standards
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.
Unit Plan
Texas Education Agency

Texas Gateway: Writing Equations of Lines

For Students 9th - 10th
Given two points, the slope and a point, or the slope and the y-intercept, the student will write linear equations in two variables.
Handout
CK-12 Foundation

Ck 12: Geometry: Lines in the Coordinate Plane Study Guide

For Students 9th - 10th Standards
This study guide on lines in a coordinate plane covers key terms, what different line slopes look like, postulates about parallel and perpendicular lines, the slope-intercept equation, how to graph parallel and perpendicular lines, and...
Activity
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Funciones De Primer Grado

For Students 9th - 10th Standards
In Spanish. Interactive activities dealing with graphing equations in the form of y=mx+b.
Handout
Northeast Parallel Architectures Center, Syracuse University

Npac Reu Program: Slope & Line Equations

For Students 9th - 10th
This site from the Northeast Parallel Architectures Center, Syracuse University has a very substantial discussion of math topics slope & line equations. The outline form is quite useful if you need to zero in on one aspect of...
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Parallel and Perpendicular Lines

For Students 9th - 10th Standards
Given a line, learn how to find the equations for lines that are perpendicular and parallel to it. This tutorial offers several example graphs and problems as well as practice problems for you to work through when you're ready.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Graphing Lines

For Students 9th - 10th Standards
Complete this tutorial to learn how to graph a straight line if given the y-intercept and slope and how to graph horizontal and vertical lines. View examples of lines with different slopes, and practice working with slope-intercept form.