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.
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.
Other
Nearpod: Interpreting Slope & Y Intercept
In this instructional activity 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.
Texas Instruments
Texas Instruments: X (Or Y) Marks the Spot
Students will identify x- and y-intercepts graphically. Students will calculate the slope between 2 points. Students will write the equation of a line in slope-intercept form when given the graph of the line.
CK-12 Foundation
Ck 12: Geometry: Lines in the Coordinate Plane Study Guide
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...
Texas Instruments
Texas Instruments: Investigating Y=mx+b
Students use a graphing calculator to explore graphs of equations in slope-intercept form.
Purple Math
Purplemath: Graphing Overview: Straight Lines
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.
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.
University of South Florida
Fcat: Spaghetti Bridges: Teacher Notes
Students build bridges and test their strength to collect data and write an equation. The concept of slope is explored in this activity.
Math.com
Math.com: Graphing Equations and Inequalities: Slope and Y Intercept
The tutorial explores the slope and y-intercept of a linear equation. Notes, examples, and practice problems are included in the resource.
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.com
Math.com: Algebra: Graphing Linear Equations
The lesson investigates how to graph linear equations. The tutorial includes definitions, examples, and a worksheet.
Other
Graph pad.com: Comparing Linear Regression to Nonlinear Regression
This resource presents a complete and detailed look at linear regression. This guide provides lots of details and graphs to explain each concept.
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.
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Linear Functions and Models: Basics: Slope and Intercept
A mathematics tutorial that allows you to interactively learn and manipulate the slope and intercepts of a line.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
ClassFlow
Class Flow: Graphing Inequalities
[Free Registration/Login Required] Students represent functional relationships using tables, equations, and graphs, and describe the connection among these representations.
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.
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.
Texas Instruments
Texas Instruments: Glencoe Science: Endothermic and Exothermic Process
Students can use TI graphing calculators and data collection to find equations of lines using slope-intercept format and graph.
Khan Academy
Khan Academy: Linear Equations Word Problems: Graphs
Solve word problems about real-world relationships that are given in graphs. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Graphing Linear Functions Word Problems
Graph the line that represents a real-world relationship that is given verbally. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
CK-12 Foundation
Ck 12: Algebra: Determining the Equation of a Line
[Free Registration/Login may be required to access all resource tools.] In this lesson students write the equations of lines in point-slope form and in slope-intercept form and graph linear equations. Students examine guided notes,...
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.