Discovery Education
Discovery Education: Web Math: Find Equation of Line Given That You Know Its Slope and Y Intercept
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.
Washington State University
Washington State University: Slope Intercept, Point Slope Forms
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.
Texas Instruments
Texas Instruments: Exploring Slope Intercept Form of a Line
Use TI-Navigator to explore the relationship between a linear function and its graphs. See how the value of the slope and y-intercept affect the graphs.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Equations of Lines
This tutorial covers x & y intercepts, point-slope form, slope-intercept form, graphing, and more. Use the practice problems at the end to check your skills.
Integrated Publishing
Integrated Publishing: Equation of a Straight Line
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.
National Council of Teachers of Mathematics
The Math Forum: Slope Intercept
Use this site to learn how to write an equation in slope-intercept form if you already have the graph of the line. Let Joan the Chameleon walk you through the process.
Purple Math
Purplemath: Straight Line Equations: Slope Intercept Form
Slope-intercept form of a line is shown in formulas and examples with this Purplemath lesson. There are examples of slope-intercept with the slope and a point and with two points. Includes interactive widgets for exploring concepts.
Texas Instruments
Texas Instruments: Graphic Line Designs
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.
Other
Linear Functions, Slope and Regressions
Find activities here for linear functions, slopes and regression lines. Use them for classroom work or individual assignments.
Purple Math
Purplemath: The Meaning of Slope and Y Intercept in Context of Word Problems
This resource contains a lesson on the slope and y-intercept of a line and how to interpret them in word problems.
Texas Instruments
Texas Instruments: Getting Started With the Ti Navigator: What's My Line
This lesson introduces students to Activity Center and is intended to help students understand the meaning of slope and y-intercept. They will explore the relationships between symbolic expressions and graphs of lines by using Activity...
University of Regina (Canada)
University of Regina: Math Central: Characteristics of a Line
Characteristics of a line are explained to students through four different lessons. Topics include intercepts, slope, and special line cases. The lessons have an overview, materials, procedures, and evaluation techniques.
Discovery Education
Discovery Education: Web Math: Graph a Line
WebMath offers a java applet that allows you to input the slope of a line and a point on the line and gives you the equation, in slope-intercept form, of the line with the given slope that passes through the point. It also includes a...
Other
University of Wisconsin: Finding the Slopes of Lines
This is an interactive page that provides the user with practice for finding the slope of a line. The site has a list of seven questions and requires the user to change the graph to fit the given required slope.
Math Open Reference
Math Open Reference: Intercept of a Line
A complete reference guide to finding the intercept of a line. It provides definitions, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Parallel and Perpendicular Lines
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.
Texas Instruments
Texas Instruments: Explore Parallel and Perpendicular Lines
Students can use a graphing calculator to explore graphs of parallel and perpendicular lines. Students will find that parallel lines have the same slope and different y-intercepts and that the slopes of two perpendicular lines are...
Illustrative Mathematics
Illustrative Mathematics: 8.ee Proportional Relationships, Lines, and Equations
For this task, 8th graders are shown the graphs of two lines with the same slope. They are given the equation for the first line and the coordinates of a point on the second and are asked to find the equation for the second line. Aligns...
Other
Central Michigan University: Point Slope Form
This resource features information on the point-slope form in geometry. It provides a good definition, several examples, and information on various forms.
Texas Instruments
Texas Instruments: Parallel and Perpendicular Lines on Ti Smartview
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...
Texas Instruments
Texas Instruments: Investigating Equations of Lines
In this activity, students explore the equations of lines written in the form: y = mx + b. They move points defining the lines, and view the related changes in the parameters of the equations.
Math Is Fun
Math Is Fun: Linear Equation Test
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.
Other
Nearpod: Interpreting Slope & Y Intercept
In this lesson on interpreting slope and y-intercept, 8th graders will learn how to identify the slope and the y-intercept of a line in order to identify if a proportion is demonstrated.
CK-12 Foundation
Ck 12: Algebra: Determining the Equation of a Line
Write the equations of lines in point-slope form and in slope-intercept form and graph linear equations.