Lesson Plan
Illustrative Mathematics

The Sign of Solutions

For Teachers 7th - 9th Standards
Positive or negative, zero or no solution, are all possibilities for the solution of a linear equation. Here the resource gives examples of linear equations in one variable and their type of solutions. The resource comes with commentary...
Lesson Plan
1
1
California Academy of Science

The Heat is On: Cause and Effect and Climate

For Teachers 6th - 10th Standards
The higher the number of letters in the final word for the National Spelling Bee, the higher the number of people killed by venomous spiders. Obviously, those two facts correlate, but no causation exists. Scholars view data based on...
Worksheet
Curated OER

Solving for Variables #5

For Students 5th - 6th
In this solving for variables activity, students complete a total of 50 problems, solving for given variables.  A website reference is included for additional resources.
Worksheet
Curated OER

Solve for Variables #5

For Students 5th - 6th
In this algebra worksheet, students complete a set of 50 problems, solving for given variables. A website reference is given for additional resources.
Worksheet
Curated OER

Solving Quadratic Equations with Square Roots

For Students 8th - 10th
In this quadratic equations worksheet, students solve quadratic equations containing square roots. They combine like terms and solve for the unknown. This four-page worksheet contains 28 problems. Answers are provided on the last two pages.
Worksheet
Curated OER

Solving for Variables

For Students 5th - 7th
In this algebra worksheet, students complete a set of 72 problems, solving for given variables. A website reference for additional activities is given.
Lesson Plan
Curated OER

The Class Trip

For Teachers 3rd - 5th Standards
Mrs. Moore's class is trying to earn money for a trip to the science museum, but how much more do they need? Solve this problem with your own class as they develop their ability to model real-life situations algebraically. As an added...
Lesson Plan
Virginia Department of Education

Solving Equations

For Students 8th Standards
Demonstrate the abstract process of solving equations by using algebra tiles as a concrete representation. Scholars begin by solving equations through the use of manipulatives. As they gain more confidence, they progress to...
Lesson Plan
1
1
EngageNY

Rearranging Formulas

For Students 9th - 10th Standards
Model for your learners that if they can solve an equation, they can rearrange a formula with a well-planned lesson that has plenty of built-in practice. As the lesson progresses the content gets progressively more challenging.
Lesson Plan
EngageNY

Creating and Solving Quadratic Equations in One Variable

For Students 9th - 10th Standards
Give your classes practice at modeling using quadratic models with a resource that uses area and integer problems to allow individuals to create second degree polynomials. Young mathematicians solve equations using factoring and then...
Assessment
1
1
Inside Mathematics

Coffee

For Teachers 9th - 12th Standards
There are many ways to correlate coffee to life, but in this case a worksheet looks at the price of two different sizes of coffee. It requires interpreting a graph with two unknown variables, in this case the price, and solving for...
Lesson Plan
Virginia Department of Education

Cover Up Problems

For Teachers 6th - 9th Standards
Don't cover up this resource — use it out in the open! Pupils learn how to cover up various parts of a linear equation in order to help solve the equation. A worksheet of problems provides practice with this skill.
Lesson Plan
Mathematics Assessment Project

Building and Solving Linear Equations

For Teachers 8th Standards
Young scholars write and solve linear equations in one variable based on descriptions of the operations that are applied to the unknown variable in an algebra machine. They then create their own problems for classmates to solve.
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.
Lesson Plan
EngageNY

Graphs Can Solve Equations Too

For Students 9th - 10th Standards
There are many equations Algebra I students are not ready to solve. Graphing to solve gives them a strategy to use when they are unsure of an algebraic approach to solve the problem. The lesson exposes learners to a wide variety of...
Assessment
1
1
California Education Partners

Speedy Texting

For Students 7th Standards
Model the effects of practice on texting speed. Pupils develop a linear equation that models the change in texting speed based on the amount of practice. The sixth performance task in an eight-part series requires learners to solve...
Lesson Plan
EngageNY

The Graph of a Linear Equation in Two Variables

For Teachers 8th Standards
Add more points on the graph ... and it still remains a line! The 13th installment in a series of 33 leads the class to the understanding that the graph of linear equation is a line. Pupils find several solutions to a two-variable linear...
Workbook
Education Bureau of Hong Kong

Decision-Making

For Students 9th - 12th Standards
Making decisions about things like what to do after high school can be a challenge. So many factors are involved. The decision-making worksheet in this resource helps to simplify the process by asking individuals to fill in a matrix for...
Lesson Plan
1
1
EngageNY

Solving Quadratic Equations by Completing the Square

For Students 9th - 10th Standards
Many learners find completing the square the preferred approach to solving quadratic equations. Class members combine their skills of using square roots to solve quadratics and completing the square. The resource incorporates a...
PPT
Curated OER

Solving Linear Equations

For Teachers 8th - 10th
How do you solve linear equations? Learn how to solve simple linear equations by applying properties of equality in this instructional slideshow. The materials include step-by-step instructions and key concepts to support understanding.
Lesson Plan
Virginia Department of Education

The Exercise Fields

For Teachers 8th - 10th Standards
Horses need exercise, too. Scholars create linear equations to model the perimeter of exercise fields for horses. They finish by solving their equations for the length and width of the fields.
Worksheet
Curated OER

Equations with Variables

For Students 5th - 8th
Use this equations worksheet to have learners use the numbers given for the variable in the equation and then solve the equation. They complete five problems.
Assessment
EngageNY

Mid-Module Assessment Task: Grade 8 Module 4

For Students 8th Standards
Determine what the class knows about linear equations. The three-question mid-module assessment is segment 15 in a 33-part series. The assessment includes writing and solving one-variable linear equations and graphing proportional...
Interactive
CK-12 Foundation

Equations with Variables on Both Sides: Rubber Ducky Math

For Students 8th
Rubber ducky, you're the one ... to help solve equations. Young mathematicians use an interactive to set up a situation involving rubber ducks. This helps users visualize and solve an equation with variables on both sides.