Shodor Education Foundation
Shodor Interactivate: Lesson: More Complicated Functions: Intro Linear Functions
In this lesson plan, learners learn about linear functions and how they can be represented as rules and data tables. Includes a worksheet with exploration questions to accompany an interactive Linear Function Machine. The lesson plan is...
Varsity Tutors
Varsity Tutors: Hotmath: Problem Solving Using Linear Equations
Nineteen problems to solve using linear equations. The solutions are only available with a paid subscription. To review the basics on this topic, click the "View Lesson" button at the top.
University of Waterloo (Canada)
Univ. Of Waterloo: Wired Math: Linear Graphing: Graphing and Analyzing [Pdf]
The mathematics resource assesses students on linear relations. The activity has problems with graphing and analyzing linear relations. Some of the topics included are variation, scatter plots and linear relationships. The worksheet has...
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.
Lawrence Hall of Science
The Math Page: Skill in Algebra: The Equation and Graph of a Straight Line
Here is a site that clearly and thoroughly explains the equation of a line, including how to find points on a line, intercepts, and how to recognize the equation of a line. There are example problems solved, problems for the student to...
Lawrence Hall of Science
The Math Page: Topics in Pre Calculus: The Equation of a Straight Line
Here is a site that clearly and thoroughly explains linear functions and the equation of a straight line. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to...
Purple Math
Purplemath: Straight Line Equations: Point Slope Form
Two very clear examples of point-slope form are given in this Purplemath lesson. One example begins with the slope and a point and the other example begins with two points. Includes interactive widget for practice determining a linear...
CK-12 Foundation
Ck 12: Algebra: Graphs Using Slope Intercept Form
[Free Registration/Login may be required to access all resource tools.] Learn how to graph lines using slope-intercept form.
Khan Academy
Khan Academy: Algebra: Compare Linear Functions
In this exercise, students practice comparing linear functions. Students receive immediate feedback and have the opportunity to watch a video, get hints, or try questions repeatedly.
Khan Academy
Khan Academy: Algebra: Comparing Linear Functions Word Problems
Compare features of two real-world relationships that can be modeled by linear functions, where the functions are represented in different ways. Students receive immediate feedback and have the opportunity to try questions repeatedly,...
Khan Academy
Khan Academy: Graphing Proportional Relationships
Students work with rates of change to graph proportional relationships. They receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Linear and Nonlinear Functions
Determine if a relationship is linear or nonlinear. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Slope From Two Points
In this exercise, students practice determining the linear equation and slope from two points on a line graph. Students receive immediate feedback and have the opportunity to watch a video, get hints, or try questions repeatedly.
Khan Academy
Khan Academy: Slope Intercept Equation From a Graph
In this exercise, students practice determining a slope-intercept equation from a graph. Students receive immediate feedback and have the opportunity to watch a video, get hints, or try questions repeatedly.
Khan Academy
Khan Academy: Slope Intercept Equation From Two Points
In this exercise, students practice constructing the linear equation given two points on a line graph. Students receive immediate feedback and have the opportunity to watch a video, get hints, or try questions repeatedly.
Illustrative Mathematics
Illustrative Mathematics: S Id, F if Laptop Battery Charge
This task uses a situation that is familiar to students to solve a problem they probably have all encountered before: How long will it take until an electronic device has a fully charged battery? Given data, students perform a variety of...
Illustrative Mathematics
Illustrative Mathematics: S Id.6a,7 Olympic Men's 100 Meter Dash
This task asks students to identify when two quantitative variables show evidence of a linear association and to describe the strength and direction of that association. Students will use a scatterplot showing the finishing times for the...
Illustrative Mathematics
Illustrative Mathematics: F le.a & N Rn Extending the Definitions of Exponents 2
A biology student is studying bacterial growth. She was surprised to find that the population of the bacteria doubled every hour. Aligns with the F-LE.A and N-RN.A.1 standards.
Illustrative Mathematics
Illustrative Mathematics: F Bf Us Households
For this task, students are asked to find a linear function which models the number of households in the U.S. as a function of the year. They are also to construct and use an inverse function to model the context, and interpret their...
Illustrative Mathematics
Illustrative Mathematics: 8.f Introduction to Linear Functions
This task lets students explore the differences between linear and non-linear functions. By contrasting the two, it reinforces the properties of linear functions. Aligns with 8.F.A.3.
Illustrative Mathematics
Illustrative Mathematics: 8.f Chicken and Steak, Variation 2
This task has students write an equation to calculate the amount of chicken and steak that can be purchased while staying within a given budget. Students then graph the function and analyze it, discussing the dependent relationship...
Illustrative Mathematics
Illustrative Mathematics: 8.f Baseball Cards
This task has the context of a baseball card collection. Students are shown four equations that might represent the number of cards in the collection where the total is a function of time. They are asked to explain what we can learn...
Illustrative Mathematics
Illustrative Mathematics: 8.f Chicken and Steak, Variation 1
This task has students find a linear function that will calculate the amount of chicken and steak to purchase in order to stay within a given budget. Students then graph the function and interpret it. Aligns with 8.F.B.4.
Illustrative Mathematics
Illustrative Mathematics: 8.f High School Graduation
This is an interesting problem that presents a list of high school students who are graduating. Given the information on the pamphlet, 8th graders are asked to determine how long the speeches were and an equation that will help parents...