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Lesson Plan
Curated OER

Linear Inequalities in Two Variables

For Teachers 9th - 12th Standards
Graph and solve linear equations in two variables. The class relates the concepts of linear equations to the real world.
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Lesson Plan
Curated OER

Regents Exam: Solving Rationals 1

For Teachers 9th - 12th
In this rational number worksheet, students add and subtract fractions containing variables. They find common denominators and solve for the unknown. This four-page worksheet contains eighteen problems. Answers are listed on the last...
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Lesson Plan
Curated OER

Systems of Equations: What Method Do You Prefer?

For Teachers 8th - 12th Standards
Students explore the concept of solving systems of equations. In this solving systems of equations lesson, students watch YouTube videos about how to solve systems by graphing and by elimination. Students use an interactive website to...
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Assessment
CCSS Math Activities

Smarter Balanced Sample Items: High School Math – Target G

For Students 9th - 12th Standards
G is for generating equations. Scholars answer eight questions covering the SBAC Claim 1 Target G high school item specifications. They write one-variable and multi-variable equations and inequalities to model relationships between...
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Lesson Plan
Ohio Department of Education

I Can Do This! Systems of Equations

For Teachers 8th - 10th Standards
Use tables, graphs, and substitution to solve systems of linear equations. An envelope of sample problems is passed around the classroom, and each learner has the opportunity to solve the system in the envelope. This is a great way to...
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Interactive
PHET

Ohm's Law

For Students 6th - 12th Standards
Why did Mr. Ohm marry Mrs. Ohm? He couldn't resistor. An electrifying simulation allows scholars to control both voltage and resistance in order to see the current change. The formula is displayed and as you increase one variable, it...
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Worksheet
Curated OER

Quiz: Solving Inequalities by Adding and Subtracting

For Students 8th - 9th
In this solving inequality worksheet, students solve inequality equations containing one variable, whole numbers and decimal numbers. This one-page worksheet contains ten problems.
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Lesson Plan
Illustrative Mathematics

Equations and Formulas

For Teachers 8th - 12th Standards
Your class is asked to use inverse operations to solve eleven equations for unknown variables or to rearrange formulas to highlight a quantity of interest. By using the same reasoning as solving one- and two-step equations, algebra...
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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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Worksheet
Curated OER

Solving Inequalities

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students solve multi-step inequalities in one variable.  The one page worksheet contains a combination of eleven multiple choice and free response questions.  Answers are included. 
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Lesson Plan
1
1
EngageNY

Solution Sets for Equations and Inequalities

For Students 9th - 10th Standards
How many ways can you represent solutions to an equation? Guide your class through the process of solving equations and representing solutions. Solutions are described in words, as a solution set, and graphed on a number line....
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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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Workbook
1
1
Utah Education Network (UEN)

Real World Equations and Inequalities

For Students 7th Standards
Use of the resource = Opportunities for increased learning. Learners must use equations and inequalities to solve real-world and geometric problems.
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Lesson Plan
EngageNY

From Equations to Inequalities

For Teachers 6th Standards
Sometimes, equality just doesn't happen. Scholars apply their knowledge of solving equations to identify values that satisfy inequalities in the 34th installment of a 36-part module. They test given sets of numbers to find those that are...
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Lesson Plan
Willow Tree

Formulas

For Students 8th - 11th Standards
Help learners understand the benefits of rearranging a formula. Scholars practice rearranging formulas for specific variables. They also analyze formulas to understand one variable's effect on the other. 
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Lesson Plan
Virginia Department of Education

Algebra Tiles and Solving Equations

For Teachers 6th - 9th Standards
Young mathematicians solve linear equations by drawing models of algebra tiles using colored pencils. To finish, they solve the same equations algebraically and check their answers using a graphing calculator.
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Workbook
Utah Education Network (UEN)

Expressions and Equations

For Students 6th Standards
Variables may be unknown, but expressions and equations are easy to understand. Pupils learn to write, evaluate, and simplify numeric and algebraic expressions. They also investigate how to write and solve simple equations and...
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Lesson Plan
Curated OER

Linear Inequalities in One and Two Variables: Rays and Half Planes

For Teachers 9th - 12th Standards
Define rays and half planes, including the concepts of boundary lines and prerequisite knowledge of coordinate planes. Given linear inequalities in one and two variables, your class will compare the differences. They will also graph...
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Lesson Plan
Curated OER

Linear Equations

For Teachers 9th - 11th
This is a great activity from start to finish. With partners and on their own, learners write and solve linear equations and inequalities. They use manipulatives, group work, and an included worksheet to make magic with their problem...
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Lesson Plan
Curated OER

Finding Equations

For Teachers 7th - 8th
Learners make equations from everyday data. They create a graph from the equations. Students predict and analyze the results. Learners complete the second scenario on their own and turn in their handout.
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Worksheet
Curated OER

Systems of Linear Inequalities

For Students 9th - 12th Standards
Graphing systems of linear inequalities is the focus of this instructional activity. Problems range from checking solutions of inequalities, graphing systems of two inequalities, and graphing systems of three inequalities. Graphing...
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Assessment
Mathematics Assessment Project

Reasoning with Equations and Inequalities

For Students 8th - 10th Standards
Provide class members with an opportunity to practice reasoning. A resource contains six skill-based items aligned to the Common Core. The items require pupils to reason abstractly and attend to precision.
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Lesson Plan
Curated OER

Bernardo and Sylvia Play a Game

For Teachers 9th - 12th Standards
This activity presents a game played by two learners whose solution is an exercise in creating and analyzing with algebraic inequalities. 
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Lesson Plan
Curated OER

Graphing Inequalities

For Teachers 7th - 9th
Students graph inequalities on a number line and discuss how to solve for one variable. The teacher models examples as students take notes. In groups, students participate in an activity to demonstrate inequalities on a number line. ...