Unit Plan
CK-12 Foundation

Ck 12: Algebra: Determining the Equation of a Line

For Students 9th - 10th Standards
[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,...
Unit Plan
Shmoop University

Shmoop: Basic Algebra: Slope Intercept Form

For Students 9th - 10th Standards
The tutorial discusses the slope-intercept form of a line. Learners explore the concept through notes and examples. Practice problems are included to check for comprehension of the algebra topic.
Unit Plan
Sophia Learning

Sophia: Writing a Linear Equation From a Parallel Line and Point: Lesson 1

For Students 9th - 10th
This lesson presents how to write an equation of a line that passes through a given point and is parallel to a given line. It is 1 of 5 in the series titled "Writing a Linear Equation from a Parallel Line and Point."
Activity
Texas Instruments

Texas Instruments: Symbolic Study of Lines

For Teachers 9th - 10th Standards
Students will write an equation in slope-intercept form given two points on the line; write an equation in Ax + By = C form given slope and one set of coordinates; and prove lines to be parallel or perpendicular given vertices of...
Handout
Math Open Reference

Math Open Reference: Intersection of Two Straight Lines

For Students 9th - 10th
Learn about the intersection of two straight lines with this helpful reference tool. Provides a detailed definition, examples, and an interactive activity that enhance further explanation. Includes links to related topics.
Unit Plan
Texas Education Agency

Texas Gateway: Modeling Data With Linear Functions

For Students 9th - 10th Standards
Given a scatterplot where a linear function is the best fit, the student will interpret the slope and intercepts, determine an equation using two data points, identify the conditions under which the function is valid, and use the linear...
Handout
Purple Math

Purplemath: Using Slope and Y Intercept to Graph Lines

For Students 6th - 8th
Demonstrates, step-by-step and with illustrations, how to use slope and the y-intercept to graph straight lines.
Whiteboard
ClassFlow

Class Flow: Slope Intercept Form

For Teachers 9th - 10th Standards
[Free Registration/Login Required] This flipchart should be used to help the students understand the concept of slope-intercept form and expand their knowledge of graphing linear equations.
Whiteboard
ClassFlow

Class Flow: Slope of Parallel Lines

For Teachers 6th - 8th Standards
[Free Registration/Login Required] Given slope and y-intercept (or a point) can you create the equation for a line parallel to that line (and then graph it)?
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.
Whiteboard
ClassFlow

Class Flow: Slope

For Teachers 9th - 10th
[Free Registration/Login Required] This lesson provides class experiences with whole group instruction on understanding slope.
Whiteboard
ClassFlow

Class Flow: Straight Lines

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Students explore straight lines, graphing lines and applying the formula for graphing linear equations.
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.
Lesson Plan
Alabama Learning Exchange

Alex: Human Slope

For Teachers 9th - 10th Standards
Students 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...
Unit Plan
Mangahigh

Mangahigh: Algebra: Draw Straight Line Graphs Using Y = Mx + B

For Students 9th - 10th Standards
Students watch an online tutorial on the concept of graphing using slope intercept form. After watching, students test their knowledge by attempting ten practice problems that increase or decrease in difficulty based on their answers.
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.
Interactive
University of Colorado

University of Colorado: Ph Et Interactive Simulations: Graphing Lines

For Students 7th - 9th Standards
Explore the world of lines. Investigate the relationships between linear equations, slope, and graphs of lines.
eBook
Texas Education Agency

Texas Gateway: Tea Statistics: The Regression Equation

For Students 9th - 10th Standards
A tutorial on how to find the line of best fit or least-squares regression line for a set of data in a scatter plot using different methods and calculations.
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.
Whiteboard
ClassFlow

Class Flow: Writing Linear Equations

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Students will be able to write an equation of a line given a point and a slope. Students write the equation of a line given appropriate information such as slope, x-intercept, y-intercept, two points,...
Handout
Duke University

Duke University: Intercept of a Straight Line

For Students 9th - 10th
A brief look at the y-intercept and how to write the y-intercept in point notation.
Handout
Wolfram Research

Wolfram Math World: Slope

For Students 9th - 10th
This site from MathWorld.com provides charts, links, and definitions pertaining to slope.
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.

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