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Activity
Illustrative Mathematics

Frog and Toad on the Number Line

For Teachers 2nd - 3rd Standards
Administer a learning activity that challenges your class to use a number line in the form of lily pads. Learners are instructed to display the number of hops that Toad and Frog take during their journey on a number line. Young...
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Unit Plan
Mathematics Vision Project

Equations and Inequalities

For Teachers 9th - 10th Standards
Help learners get their facts in line to build and solve complicated linear equations and inequalities. Pupils build upon their knowledge of solving basic equations and inequalities to solve more complex ones. Individuals work with...
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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...
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Lesson Plan
Willow Tree

Solving Equations and Inequalities with Absolute Value

For Students 8th - 11th Standards
The concept of absolute value can be difficult for learners to grasp. Reinforce their understanding of a basic absolute value expression and connect it to solving equations and inequalities. Scholars write two equations/inequalities to...
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Worksheet
West Contra Costa Unified School District

Three Forms of an Equation of a Line

For Teachers 8th - 10th
An equation is an equation is an equation. Scholars see there are many ways to solve them when they first sort a set of linear equations as written in standard form, point-slope form, or slope-intercept. They then write equations in all...
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Unit Plan
Mathematics Vision Project

Module 4: Equations and Inequalities

For Students 8th - 10th Standards
Can you justify that mathematically?  Help learners see the process of solving as using mathematical properties rather than a set of steps to memorize in the fourth module of a nine-part Algebra I series. The module contains six lessons...
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Handout
Del Mar College

All About Lines

For Students 7th - 10th Standards
This resource should be called "All About Lines, and Then Some!". Packed full of all the key components of linear functions, learners review how to set up different equations, find intercepts, and graph. All the main topics are included...
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Worksheet
Curated OER

Write Equations of Lines

For Students 5th
In this geometry worksheet, 5th graders write or apply the equations for lines to solve 6 word problems. They see the x, y axis for each line to aid in solving the problems.
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Lesson Plan
Willow Tree

Approximating a Line of Best Fit

For Students 9th - 12th Standards
You may be able to see patterns visually, but mathematics quantifies them. Here learners find correlation in scatterplots and write equations to represent that relationship. They fit a line to the data, find two points on the line, and...
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Lesson Plan
EngageNY

Determining the Equation of a Line Fit to Data

For Teachers 8th Standards
What makes a good best-fit line? In the 10th part of a 16-part module, scholars learn how to analyze trend lines to choose the best fit, and to write equations for best-fit lines to make predictions.
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Interactive
CK-12 Foundation

Families of Lines: Room in Perspective

For Students 8th - 10th Standards
Get a perspective of lines that share a point. The interactive displays a family of lines that share the same y-intercept. Individuals can find the equations of the lines by moving the line displayed and find what is common about all the...
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Lesson Plan
Curated OER

Solving Equations Using Models

For Teachers 5th
Explore mathematics by analyzing images. As they view pictures on the SMART Board, individuals must write corresponding algebraic equations. They utilize models to visualize the math expressions.
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Interactive
CK-12 Foundation

Graphs of Linear Systems: Star Lines

For Students 8th - 10th Standards
Let the class stars shine. Using four given linear equations, scholars create a graph of a star. The pupils use the interactive to graph the linear systems and determine the points of intersection. Through the activity, classmates...
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Worksheet
Curated OER

Writing Equations in Slope-Intercept Form

For Students 7th - 10th Standards
Use this worksheet to write equations in both point-slope form and slope-intercept form. Start by writing equations given one point and the slope and finish by writing equations given two points and a few real-world applications. The...
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Lesson Plan
Curated OER

Lines, Lines, Everywhere

For Teachers 8th - 10th
Students explore linear equation suing real life scenarios. In this algebra lesson plan, students find the slope and intercept of a line. They create table of values to plot their graph and draw conclusions.
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Worksheet
Curated OER

Review Linear Equations

For Students 8th - 9th
Explore algebra I/algebra II with this series of worksheets. Pupils write linear equations in slope-intercept and standard form, graph linear equations, and apply linear equations to real world applications. The six-page learning...
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Worksheet
Curated OER

Linear Equations

For Students 8th - 9th
Eighth and ninth graders solve and graph 42 different problems that include writing various equations and graphing them on a grid. First, they create a table for each equation and graph it on a grid locating the x-and y-intercepts. Then,...
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Lesson Plan
Illustrative Mathematics

Bookstore Account

For Teachers 6th - 8th Standards
We use debt often to describe negative numbers and your learners will be able to see how it translates into math. They will be asked to go through a series of transactions and make simple equations for each one, following it with a...
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Activity
101 Questions

Chalk Lines

For Teachers 9th - 12th Standards
Read between the lines to find a solution. Budding mathematicians analyze a situation to solve a problem. They view a video presentation of the problem, brainstorm important information to gather, and write linear equations to find...
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Lesson Plan
Texas Instruments

Exploring Basic Equations

For Teachers 6th - 8th Standards
Learners explore equations with constants, variables and with exponents. They identify and define variables, constants, exponents, expressions, and equations, as well as give an example of each. Your class will also draw their...
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Lesson Plan
Curated OER

Making Connections: Matrices, Graph, Linear Systems

For Teachers 10th - 12th Standards
In this set of activities, matrices and equations are explored. They work with matrices using pen and paper as well as graphing calculator. Additionally real-world problems are explored. 
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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...
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Lesson Plan
Curated OER

Algebraic Thinking - Equations

For Teachers 5th
Fifth graders explore equality and inequality by participating in a Tilt/Balance activity. The students listen to the story "Lemonade for Sale" by Stuart J. Murphy and use equations to graph lemonade sale profits.
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Instructional Video9:56
Corbett Maths

Shortest Distance between Line and Point

For Students 8th - 12th Standards
A short video shows how to find the shortest distance between a line and a point on the coordinate plane. Using the fact the shortest distance is the perpendicular, the presenter shows the class how to find the intersection of the two...