Activity
101 Questions

Coin Counting

For Teachers 7th - 9th Standards
Cash in on a great resource. After watching a video of a coin counter, pupils estimate the number of coins and the amount of money they see. They then use additional given information and systems of equations to find the actual values.
Worksheet
Curated OER

Setting up Systems

For Students 12th - Higher Ed
In this systems of equations activity, students solve 2 different problems that include setting up various systems. They compute a given system using matrix operations. Then, students verify that the solution is correct by drawing a set...
Lesson Plan
Curated OER

Solving Systems vis Elimination

For Teachers 10th - 11th
Students solve systems of equation using elimination. For this algebra lesson, students identify the type of solutions produces by systems of equations. They discuss the type of lines formed given a linear pair.
Lesson Plan
Mathematics Assessment Project

Maximizing Profits: Selling Boomerangs

For Teachers 9th - 12th Standards
You'll return to this resource again .. .and again ... and again. Class members determine the maximum profit of a boomerang-making business by solving a system of equations. They then review and analyze provided sample responses to...
Lesson Plan
Curated OER

Podcasting Parabolas

For Teachers 8th - 12th
Students explore parabolas.  For this algebra and technology lesson, students construct the equation of a specific parabola, then take digital photos of real-life representations of these parabolas.  Students create a podcast...
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.
Lesson Plan
Curated OER

Solving Systems by Elimination

For Teachers 8th - 10th
Students review solving absolute value equations. They watch as the teacher demonstrates solving a system of linear equations by addition. Students practice working problems by multiplying to obtain opposite cooefficients, and then...
Worksheet
Curated OER

Solving Systems by Graphing

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, learners solve a system of linear equations by graphing.  The one page worksheet contains one problem.  Answer is provided. 
Worksheet
Curated OER

Using a Graph to Solve a System of Linear Equations

For Students 9th - 11th
In this Algebra I/Algebra II activity, learners use graphing to solve a system of linear equations.  The one page activity contains one multiple choice question.  Answer is included.
Worksheet
Curated OER

Linear Systems: General Solutions

For Students 11th - Higher Ed
In this linear system activity, students explore the characteristics of given matrices. They multiply matrices and determine pivots and multiply solutions. This four-page activity contains approximately seven problems.
Worksheet
Curated OER

Topic 4.6 - Using Matrices to Solve Systems of Equations

For Students 7th - 9th
For this matrix equation worksheet, students write a matrix equation for each of 3 systems. They then solve 6 matrix equations.
Worksheet
Curated OER

Systems of Equations

For Students 10th
In this systems of equations learning exercise, 10th graders solve and complete 4 different sets of problems. First, they state the domain for each equation. Then, students solve each system of equations using Cramer's Rule. They also...
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.
Lesson Plan
Curated OER

Solving by Substitution or Elimination

For Teachers 8th - 9th
In this algebra worksheet, learners solve two systems of linear equations by substitution. They solve 5 systems by using the elimination method. The final 4 problems involve systems of linear equations, but students are given the option...
Lesson Plan
Curated OER

MP3 Purchase Plans

For Teachers 7th - 10th
Use algebra to solve real world problems. Mathematicians practice use of graphs, tables, and linear functions to solve a problem regarding mp3 purchase plans. They work in groups to solve the problem and present their findings and...
Worksheet
Math Guy

Algebra 1 Practice Final

For Students 8th - 11th Standards
What makes this resource special? The amazing answer key that comes with worked out solutions and notes for each problem. Practice problems include all topics ranging from linear systems to simplifying exponential expressions. The...
Handout
Cabrillo College

Elementary Algebra

For Students 8th - 11th Standards
Hello Algebra! If you're in need of a resource with a books worth of examples and practice problems, this is it. Some topics include linear equations, polynomials and exponents, rational expressions, quadratic equations, and a...
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
Curated OER

Linear Systems and Echelon Forms

For Teachers 11th
Eleventh graders define various types of linear systems and three types of solutions. In this linear system and echelon forms lesson, 11th graders solve a linear system using elementary row operations. Students also describe the set of...
Worksheet
Curated OER

Linear Systems

For Students 9th - 11th
In this linear systems worksheet, students solve and complete 10 different problems that include writing each as a linear equation. First, they write the systems of linear equations represented by each matrix equation. Then, students...
Lesson Plan
Curated OER

Simultaneous Equations Using Elimination

For Teachers 9th - 12th
Students solve a system of two unknowns.  In the Algebra lesson, students use a on line computer applet/program to solve a system by the elimination method.  The student's work is self checking, giving immediate feedback. ...
Worksheet
Curated OER

Numerical Analysis: Successive Over-Relaxation for Linear Systems

For Students Higher Ed
In this successive linear systems worksheet, students use a matrix representation of iterative schemes for linear systems. They define a positive definite matrix and explore the Kahan Theorem. This two-page worksheet contains...
Worksheet
Curated OER

Math 224: Review of Linear Systems

For Students Higher Ed
In this linear systems worksheet, students find the intersection of two planes, and identify solutions for a linear equation. This two-page worksheet contains five problems.
Worksheet
Curated OER

Solving Systems of Linear Equations

For Students 7th - 9th
In this systems of linear equations worksheet, students use both the elimination and the substitution methods to solve 20 problems involving systems of two linear equations.

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