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Unit Plan
Curated OER

GSE Foundations of Algebra: Equations and Inequalities

For Students 7th - 9th
Need lessons on writing and solving one- and two-step linear equations and inequalities, as well as systems of equations? This comprehensive 106-page module from the Georgia Department of Education contains many different lessons for a...
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Lesson Plan
EngageNY

Perimeter and Area of Polygonal Regions Defined by Systems of Inequalities

For Students 9th - 12th Standards
When algebra and geometry get together, good things happen! Given a system of inequalities that create a quadrilateral, learners graph and find vertices. They then use the vertices and Green's Theorem to find the area and perimeter of...
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Worksheet
Curated OER

Linear Inequalities

For Students 8th - 9th
In this algebra worksheet, students solve linear inequalities. They graph their solution on a coordinate plane. There are 6 questions with answer key.
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Worksheet
Curated OER

Graphing Linear Inequalities

For Students 10th - 12th
In this linear inequality worksheet, students graph given equations on a coordinate plane. Afterward, they shade in the graph to identify the solution set. This one-page worksheet contains ten problems.
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Lesson Plan
Curated OER

Border Patrol

For Teachers 9th - 12th Standards
Young scholars investigate systems of linear inequalities as they apply to an area of land. They practice graphing systems and determine if a point lies in the solution. 
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Lesson Plan
Virginia Department of Education

Nonlinear Systems of Equations

For Students 10th - 12th Standards
Explore nonlinear systems through graphs and algebra. High schoolers begin by examining the different types of quadratic functions and their possible intersections. They then use algebraic methods to solve systems containing various...
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Lesson Plan
02 x 02 Worksheets

Absolute Value Equations and Inequalities

For Students 9th - 12th Standards
Demonstrate the meaning of an absolute inequality using three different methods. Here, scholars explore absolute value inequalities through graphing, number line distance, and compound inequalities. Pupils complete various activities to...
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Worksheet
3
3
Flipped Math

Unit 2 Review: Create and Solve Equations and Inequalities

For Students 9th - 10th Standards
Start with the basics. Pupils work through a review of the unit on equations and inequalities. Learners begin with solving equations and inequalities with no context, move on to problems that involve a context, and finish with a...
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Lesson Plan
Virginia Department of Education

Inequalities

For Teachers 7th
Not all resources are created equal — and your class benefits! Scholars learn how to solve one-step inequalities using inverse operations. They complete an activity matching inequalities to their solutions.
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Assessment
1
1
Balanced Assessment

Toilet Graph

For Students 9th - 12th Standards
Mathematics can model just about anything—so why not simulate the height of water in a toilet bowl? The lesson asks pupils to create a graphical model to describe the relationship of the height of the water as it empties and fills again....
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Assessment
Mathed Up!

Inequalities

For Students 7th - 9th Standards
Develop an understanding of things that are not equal. The video demonstrates three types of questions involving inequalities as a review for the General Certificate of Secondary Education math assessment. Pupils work through the...
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Performance
Radford University

Linear Programming: Sports Shoes

For Teachers 9th - 12th Standards
Don't shoo away the resource on shoes. Given constraints on the amount of leather and string needed to make two different types of shoes, learners graph a system of inequalities for the situation. They then determine the maximum profit...
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Lesson Plan
Curated OER

Linear Programming and the Inequalz App

For Teachers 9th - 12th Standards
Learners graph system of linear inequalities in this lesson. Your class will use the Inequality Graphing App to enter linear programming functions into the calculator that can be stored for later use. They then determine the maximum for...
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Lesson Plan
Curated OER

Systems of Linear Inequalities in Standard Form -- Lecture

For Teachers 6th - 8th
Students participate in a lecture about linear inequalities. Individually, they graph different inequalities and describe its solution. They participate in a demonstration in which they solve a system of inequalities and complete a...
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Lesson Plan
Curated OER

Lesson Plan 2: Linear Inequalities

For Teachers 6th - 8th
Students investigate linear inequalities and the associated symbols. After a teacher demonstration, they translate given phrases into symbols. Students solve and graph solutions to linear inequalities. Using newspapers, they locate...
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Worksheet
Curated OER

Solving One-Step Inequalities by Multiplying/Dividing

For Students 7th - 8th
In this pre-algebra instructional activity, students solve and graph the results for 26 linear inequalities. Each problem involves either multiplication or division. Seven problems include a negative coefficient for the given variable.
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Lesson Plan
Curated OER

Graphing Linear Equations on the TI

For Teachers 9th - 10th
Learners graph linear equations on the TI calculator. In this algebra lesson, students rewrite equations in the slope intercept form and use the calculator to graph their problem. They work together to interpret the graphs off of the TI.
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Lesson Plan
Curated OER

Hassan's Pictures - Linear Programming and Profit Lines

For Teachers 9th - 11th
Students graph systems of linear inequalities. In this linear programming and profit lesson, students explore linear programming problems. They graph a feasible region in a linear programming problem and identify the profit lines. ...
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Worksheet
Math Worksheets 4 Kids

Graph Using Number Line

For Students 8th - 10th
In this algebra activity, students solve linear inequalities and graph their solution on a number line using the inequality signs correctly. There are 5 questions with an answer key.
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Lesson Plan
Curated OER

Applying Properties to Variables

For Teachers 8th
Eighth graders combine like terms in this properties of variables lesson. Using named items (stars, moons and hearts), they combine like terms using variables. They use the distributive property to combine like terms. Finally, they write...
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Lesson Plan
Curated OER

Graphing Linear Inequalities

For Teachers 8th
Eighth graders extend skills for representing and solving linear equations to linear inequalities. Lesson activities build understanding and skill by plotting ordered pairs of numbers that either satisfy or do not satisfy a given...
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Lesson Plan
Curated OER

Linear Inequalities - Parallelogram Problem

For Teachers 9th - 11th
Students use the Geometer's Sketchpad to illustrate possible answers to a parallelogram problem. As a class, they discuss the point-slope and linear equation forms. Individually, students solve their equations and check the results on...
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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. 
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Lesson Plan
West Contra Costa Unified School District

Solving Equations Using Balance Scale, Decomposition, and Graphing

For Teachers 7th - 9th
There's more than one way to solve an equation — three, actually. Scholars learn how to solve simple linear equations in one variable using three different methods, which include using balance scales, using decomposition (e.g., turning...