Activity
101 Questions

The Mystery Line

For Teachers 7th - 9th Standards
Take the mystery out of linear functions. Provided an image with no scale, learners guess where the line that connects them might cross the y-axis. After providing the coordinates of the points, they realize scale is an important...
Lesson Plan
EngageNY

Parallel and Perpendicular Lines

For Students 9th - 12th Standards
Use what you know about parallel and perpendicular lines to write equations! Learners take an equation of a line and write an equation of a line that is parallel or perpendicular using slope criteria. They then solve problems to...
Lesson Plan
Curated OER

High School Mathematics Problems from Alaska: Writing an Equation: Fundraiser

For Teachers 9th - 12th
Young scholars represent relationships between variables by writing, creating, and solving linear equations, and using tables and graphing.
Lesson Plan
Illinois State Board of Education

Is It Linear?

For Teachers 6th - 9th Standards
Math apprentices are introduced to the components of a linear relationship. In groups, they write story problems that incorporate this relationship and relates to the real world. They give their problem to the class for them to solve.
Worksheet
Curated OER

Investigation: Linear Quadratic Systems

For Students 9th - 12th
Investigate linear quadratic systems and pose this question: Do all linear quadratic systems have two solutions? Do they all have a solution? Learners solve systems of equations through graphing. They indicate the points of intersection...
Lesson Plan
Curated OER

Linear Piecewise Functions

For Teachers 10th - 12th
Students explore the concept of piecewise functions. In this piecewise functions lesson, students graph piecewise functions by hand and find the domain and range. Students make tables of values given a piecewise function. Students write...
Lesson Plan
Curated OER

Introducing y = mx + b

For Teachers 8th - 10th
Middle and high schoolers use the slope intercept form to graph a line. In this algebra lesson, pupils rewrite equations from standard form to y-intercept form. They use the slope and y-intercept to graph a line without making a table of...
Lesson Plan
Curated OER

Coupon Activity

For Teachers 8th - 9th
Students investigate linear equations.  In this linear equations lesson, students participate in an activity where they are given coupons.  Students write linear equations based on the coupon.  Students discuss how the...
Lesson Plan
Curated OER

Linear Equations

For Teachers 9th
Ninth graders solve linear equations.  In this Algebra I lesson, 9th graders investigate the properties of equations (Reflexive, Symmetric, Transitive, Substitution, and Transformation Properties) and use these properties to solve...
Worksheet
Curated OER

Final Exam Review: College Algebra

For Students 11th - Higher Ed
In this final exam review worksheet,s students solve systems of equations, polynomials and factor quadratic equations.  They identify the slope of a line and write linear equations.  Students use Cramer's rule, graphing,...
eBook
Rice University

Elementary Algebra

For Students 8th - 10th Standards
Find all the Algebra 1 content in one location. A helpful eBook contains the content typically found in an Algebra 1 course. Concepts range from solving and graphing linear equations to solving and graphing quadratic equations....
Handout
Charleston School District

Graphs of Linear Functions

For Students 8th Standards
What does a slope of 2/3 mean? Develop an understanding of the key features of a linear function. Pupils graph the linear functions and explain the meaning of the slope and intercepts of the graphs. 
Assessment
Concord Consortium

It's In the Mail

For Students 9th - 12th Standards
It's time to check the mail! The task is to determine the most cost-effective way to mail a packet of information. Young scholars write an equation that models the amount of postage as a function of the number of sheets mailed and...
Lesson Plan
Virginia Department of Education

Line of Best Fit

For Teachers 10th - 12th Standards
Pupils work through a guided activity on fitting a linear equation to a set of data by entering the data into a calculator and trying to envision a line of best fit. They then have the calculator determine the least-squares line and...
Performance
Radford University

Summer Woes!

For Teachers 9th - 12th Standards
Who can afford the computer required to land a summer job? Pupils work in pairs to solve problems related to finding the number of hours needed to work to purchase a given item. Individuals then work on a performance-based assessment to...
Lesson Plan
Curated OER

Substitution "Plugging In"

For Teachers 8th - 10th
The old plug and chug method will help the class investigate functional notation. They explore the meaning of functional notation, f(x), and determine the functional value of given values. The lesson includes two application problems and...
Lesson Plan
Curated OER

Walk-A-Thon

For Teachers 7th - 9th
Students graph linear http://www.lessonplanet.com/review?id=180542equations. In this problem solving lesson, students calculate slope and plot ordered pairs on a coordinate grid. Using a real-life example of a walk-a-thon, students...
Worksheet
Curated OER

Explore Subtraction

For Students 7th - 8th
Learnersare given 26 tables and graphs in which they must fill in missing numbers and graph equations. They subtract a given value of x from a constant number, and use a number line to subtract larger numbers from smaller ones resulting...
Activity
Education Development Center

Making Sense of Unusual Results

For Students 6th - 8th Standards
Collaboration is the key for this equation-solving lesson. Learners solve a multi-step linear equation that requires using the distributive property. Within collaborative groups, scholars discuss multiple methods and troubleshoot mistakes.
Lesson Plan
Curated OER

Make a Math Mascot

For Teachers 7th - 8th
Create a math mascot by identifying irrational and rational numbers. Learners will also solve linear equations.
Worksheet
Curated OER

Linear Graphs and Equations

For Students 9th - 10th
In this linear graphs and equations worksheet, students examine points on a graph and identify coordinates plotted on the point. Students determine the slope of a line and write the equation of a line. This three-page worksheet contains...
Lesson Plan
Curated OER

Iterating Linear Functions

For Teachers 7th - 9th
Young scholars use a spreadsheet to investigate data. In this algebra lesson, students collect and graph data on a coordinate plane. They explain properties of a linear equation both algebraically and orally.
Worksheet
Curated OER

Point-Slope Worksheet

For Students 7th - 9th
In this point-slope worksheet, students write the equation of a line. Each of the 8 problems presents students with an ordered pair and the slope.
Worksheet
Curated OER

Chapter 2 Practice Test

For Students 8th - 11th
In this algebra worksheet, students examine and graph linear equation, inequalities, and absolute value inequalities in two variables.  The three page worksheet contains forty-six problems.  Answers are not included.