Lesson Plan
West Contra Costa Unified School District

Graphing Systems

For Teachers 7th - 9th Standards
Get hands on with solving systems of equations graphically. A solid lesson plan uses guided practice to show how to solve systems of linear equations. It allows time for sharing ideas and provides a printable matching activity...
Lesson Plan
1
1
Illustrative Mathematics

The Intersection of Two Lines

For Teachers 7th - 9th Standards
Here is an introduction to solving simultaneous linear equations. Start by drawing a line through two points. Create a second line which goes through the intersecting point. Background knowledge of how to find the equation of a line and...
Worksheet
Curated OER

Systems of Equations Word Problems

For Students 9th - 11th
In this systems of equations worksheet, students read word problems, write equations, and solve the systems of equations. They use graphing, elimination, or substitution to solve the problems. This four page worksheet contains eleven...
Lesson Plan
Curated OER

Solving Systems of Equations Algebraically

For Teachers 9th - 10th
Students solve systems of equations algebraically. In this algebra lesson, students solve systems using substitution and elimination. They solve linear and quadratic systems.
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

Matrices at the Speed of Light!

For Teachers 9th - 11th
Perform operations using matrices in this algebra lesson. Middle schoolers add, subtract, and multiply matrices. Additionally, they solve systems of equations using matrices.
Lesson Plan
Curated OER

Solving Systems by Graphing

For Teachers 9th - 12th Standards
Solve systems of equations with your super smart upper graders. They solve systems of equations and then graph two lines to find where they intersect. The focus on the activity is to have learners explore moving a point to...
Worksheet
Curated OER

Solving Systems of Two Equations with Cramer's Rule

For Students 9th - 11th
For this systems of equations worksheet, students use Cramer's Rule to solve a systems of equations worksheet. This two-page worksheet contains 14 problems. Answers are provided on the last page.
Lesson Plan
Willow Tree

Systems of Equations

For Students 8th - 11th Standards
Now that learners figured out how to solve for one variable, why not add another? The lesson demonstrates, through examples, how to solve a linear system using graphing, substitution, and elimination.
Worksheet
Curated OER

Worksheet 3.5 Simultaneous Equations

For Students 8th - 9th
In this simultaneous equations worksheet, students solve and complete 7 various types of problems. First, they solve graphically the system of equations shown. Then, students find the number of solutions that each pairs of equations...
Worksheet
Curated OER

Graphing Systems of Equations

For Students 9th
In this graphing systems of equations worksheet, 9th graders solve and graph 8 different problems that include solving various systems of equations. First, they use the graphs show to determine whether each system has one solution, no...
Lesson Plan
Texas Instruments

Making Predictions Using Systems of Equations

For Teachers 9th - Higher Ed Standards
Students explore the concept of systems of equations. In this system of equations activity, students enter data into lists on their calculators about 100 meter dash times. Students plot the points using a scatter plot and perform a...
Handout
Charleston School District

Solving Systems with Substitutions

For Students 8th - 9th Standards
How many large and small watermelons did he sell? Just use the given information to write and solve a system of equations! The two videos accompanying the lesson explain the substitution method and then introduce problem solving. The...
Worksheet
Curated OER

System of Equations: Elimination Method Using Addition and Subtraction

For Students 8th - 11th Standards
In this system of equations worksheet, learners decide if the addition, subtraction, or substitution method works best for 15 problems of two equations and two unknowns and then use the preferred method to solve the system. Theys are...
Interactive
Curated OER

Online Math Learning: Solving Word Problems Using Algebra

For Students 8th - 10th
Learners solve eight short answer algebra word problems. They write and solve systems of equations in two or three variables given a word problem about integers, perimeter, consecutive numbers, etc.
Lesson Plan
1
1
EngageNY

Solution Sets to Simultaneous Equations (part 2)

For Students 9th - 10th Standards
Do you want your budding mathematicians to be able to explain 'why' and not just 'do'? This lesson encourages an understanding of the process of elimination. Pupils are expected to understand how and why the elimination method is a valid...
Lesson Plan
West Contra Costa Unified School District

Solving Systems of Inequalities

For Teachers 8th - 10th
Don't throw away those transparency sheets just yet! Young scholars first review inequalities on a number line, then learn about graphing inequalities in the coordinate plane. Finally, they use overhead transparencies to create systems...
Worksheet
Curated OER

Solving Systems of Equations

For Students 9th - 11th
In this systems of equations worksheet, students use a graphing calculator to solve systems of equations. Examples and step-by-step instructions for using the graphing calculator are provided. This two-page worksheet contains two...
Lesson Plan
Curated OER

Graphing Systems of Inequalities

For Teachers 9th - 12th
Solve equations and graph systems of inequalities. Designed as a lesson to reinforce these concepts, learners revisit shading and boundaries along with solving linear inequalities.
Lesson Plan
EngageNY

Geometric Interpretations of the Solutions of a Linear System

For Teachers 8th Standards
An intersection is more than just the point where lines intersect; explain this and the meaning of the intersection to your class. The 26th segment in a 33-part series uses graphing to solve systems of equations. Pupils graph linear...
Worksheet
Curated OER

Solve Systems of Equations

For Students 9th - 10th
In this math worksheet, students solve systems of equations for the value of the variables. They select check boxes to verify the validity of their answers.
Assessment
EngageNY

End-of-Module Assessment Task - Algebra 1 (Module 1)

For Students 9th - 10th Standards
What do your young geniuses really know? Assess the procedural knowledge of your pupils at the same time as their higher-level thinking with an assessment that identifies their depth of knowledge. Topics include solving...
Lesson Plan
Curated OER

Doctor, Doctor, Give Me the News, I've Got a Bad Case of Loving Math

For Teachers 9th - 12th
Solve a real-world problem of discovering how many doctors and nurses can be hired within budget and building constraints. Using different colored pencils to shade each graph, they then find the intersection points and use these to solve...
Worksheet
Curated OER

Systems - Money Problems

For Students 7th - 9th Standards
In this systems of equations worksheet, students solve 9 word problems about money.  Students determine the number of nickels and dimes, quarters and half-dollars, and profit from ticket sales by writing a system of equations and...