Activity
Noyce Foundation

Miles of Tiles

For Students K - 12th Standards
Create number sentences and equations to solve geometric problems. Each activity in the series of five asks young mathematicians to consider different-sized tiles to build structures according to specific criteria. The first activities,...
Interactive
PHET

Equality Explorer: Two Variables

For Students 6th - 12th Standards
Solving equations in two variables can't be that much harder than solving equations in one variable. Using a balance interactive, scholars solve equations in two variables. They apply inverse operations by adding -x, -y, or -1 as...
Lesson Plan
Curated OER

Quinoa Pasta 2

For Teachers 9th - 12th Standards
Learners discover that a system of linear equations models this mixture of quinoa and corn in a collaborative task. Your learners receive all the relevant information in this second of three variants of tasks that ask them to find...
Lesson Plan
Curated OER

Quinoa Pasta 3

For Teachers 9th - 12th Standards
A mixture of quinoa and corn is for dinner in this collaborative task that sets up nicely as a system of linear equations. Your supper guests discuss numerical precision and percentages as they formulate a plan of how to solve the problem.
Assessment
Mathed Up!

Inequalities Regions

For Students 9th - 11th
Discover how to solve systems of inequalities by graphing. An informative video shows pupils how to determine the solution set after graphing each inequality of a system. To finish, a worksheet gives them a chance to practice this skill.
Activity
101 Questions

Potatoes

For Students 9th - 12th Standards
Between 2000 and 2017, the cost of potatoes more than doubled in the United States. Pupils use the total cost of two types of potatoes to solve for the number of pounds of each type of potato. Then, they determine if the kitchen scale...
PPT
Curated OER

Intersecting Graphs

For Teachers 9th - 10th
Ninth graders know how to solve a system of linear equations, but what happens when the system involves an exponential function? The instructional slideshow teaches viewers to determine solutions to systems of equations with linear...
Worksheet
Curated OER

Solving Quadratic Equations

For Students 8th - 11th Standards
In this ways to solve quadratic equations worksheet, learners solve 19 equations using five different methods, then solve four more using the method of their choice.
Lesson Plan
Curated OER

Series Solution of the Time-Independent Schrödinger Equation

For Teachers 11th - Higher Ed
For this math worksheet, students find the solutions to the problems that apply the time-independent Schrödinger equation. They examine the relationship between the mass and energy.
Worksheet
Curated OER

Worksheet #7

For Students 9th - 11th
In this maximum and minimum of values worksheet, students solve 4 problems, two of which are word problems, related to determining values of a given variable. First, they find the maximum value of P subject to its constraints. Then,...
Worksheet
Curated OER

Determining the Point of Intersection Using the TI-83 Plus Calculator

For Students 8th - 10th Standards
Middle and high schoolers graph two lines and identify the point of intersection of each set of line. They use the TI calculator to help them graph and solve. There are six questions with detailed instruction on how to graph correctly.
Lesson Plan
Curated OER

Linear Systems

For Teachers 7th - 9th
Students solve and graph linear equations. In this algebra lesson, students solve systems of equations using elimination and substitution. They graph their answer and identify the point of intersection.
Worksheet
Curated OER

Prius Problem #1

For Students 9th - 12th
In this problem solving activity, students find the average mile per gallon for each of two cars. Students need knowledge of systems of equations in order to complete this problem.
Worksheet
Curated OER

Chapter 6: Objective 2.1 Substitution

For Students 11th - Higher Ed
In this substitution worksheet, students solve systems of equations by substitution. This one-page worksheet contains ten system of equation problems.
Worksheet
Curated OER

Math Sheet #5

For Students 9th - 10th
In this math worksheet, students solve systems of equations using the elimination or substitution method. There are five problems on this one-page worksheet.
Worksheet
Math Stars

Math Stars: A Problem-Solving Newsletter Grade 6

For Students 4th - 7th Standards
Think, question, brainstorm, and make your way through a newsletter full of puzzles and word problems. The resource includes 10 different newsletters, all with interesting problems, to give class members an out-of-the box...
Performance
Radford University

Projectile Motion and Quadratic Functions

For Teachers 9th - 12th Standards
Model the flight of a ball. Small groups collect time data for how long it takes to toss a ball between two people. The teacher leads a discussion about projectile motion to get the class thinking about how to calculate the equation of...
Lesson Plan
Virginia Department of Education

Graphing Systems of Inequalities

For Teachers 8th - 10th Standards
Apply systems of inequalities to a real-world problem. Here, scholars learn to graph solutions to systems of linear inequalities. To finish the lesson, they solve a problem involving burgers and cheeseburgers using a system of inequalities.
Worksheet
Curated OER

Thirty-Three Linear Systems of Equations Problems

For Students 8th - 10th
In this systems of equations activity, students solve thirty-three linear systems of equations.  The solutions are provided.  
Worksheet
Curated OER

Systems of Inequalities

For Students 9th - 11th
In this systems of inequalities worksheet, learners solve systems of equations. Afterward, they shade in all possible answers on a coordinate plane. This two-page worksheet contains five multi-step problems.
Assessment
Concord Consortium

Three Circles

For Students 9th - 12th Standards
Round and round and round we go. Given a diagram of three circles, two of which share a point with the third circle, learners identify the radius of each circle. Doing so requires setting up and solving a system of equations based on the...
Lesson Plan
Curated OER

Solving Systems via Elimination (Multiplication Method)

For Teachers 9th
Ninth graders investigate systems of linear equations.  In this Algebra I lesson, 9th graders solve systems of linear equations using the elimination method.   Equations are written in standard form.
Worksheet
Curated OER

Solving Linear Systems By Graphing #5

For Students 6th
In this solving linear systems by graphing worksheet, 6th graders use graphs to solve positive and negative linear equations. Students solve four problems.
Worksheet
Curated OER

Solving Linear Systems by Graphing #4

For Students 6th
In this problem solving worksheet, 6th graders solve 4 sets of linear system equations involving addition and subtractions by graphing out the answers to each equation.