Illustrative Mathematics
Cell Phone Plans
Turn your classroom into a local cell phone store. Then, have your cell phone agents use linear equations to visually display three cell plans and their advantages. It makes for a great group project. Discuss how to decide which plan is...
Henrico County Public Schools
Solving Systems of Equations by Elimination
Eliminate the obvious. A series of slides presents algebra classes with step-by-step procedures for solving systems of equations using the elimination method. It provides an introduction to the elimination method for solving linear...
Shodor Education Foundation
Equation Solver
Solve your equation and prove it, too. Young mathematicians solve linear equations using an interactive. They must input a property to justify each step of their solutions.
Curated OER
Ordered Pairs and Linear Systems
In this ordered pair and linear systems worksheet, learners problem solve two equations involving ordered pairs and solving linear systems by graphing.
START-Education
Equation Solving Review A
Time to practice linear equations. The sectioned worksheet starts with simple linear problems and increases to multi-step and rational coefficient problems.
Curated OER
Solving Linear Systems by Substitution
Practice solving two equations with two unknowns. Here are five problems for using the substitution method. Included are clear, concise step-by-step instructions for the learner to follow. Problems start out easy and gradually get more...
Mathed Up!
Solving Simultaneous Equations Graphically
The solution resides at the intersection. Pupils use a short instructional activity to review the process of solving a system of linear equations using graphing. The instructional activity provides completed graphs for most of the items,...
Curated OER
Constructing and Solving Linear Equations
Students solve linear equations In this algebra lesson, students create linear equations using integer coefficients greater than one. They graph their solution on a coordinate plane.
Yummy Math
Going to the Game (systems)
Seven real-life math problems require the solving of simultaneous pairs of linear equations. Although a similar approach is taken for most of the problems, the topic of sports stadium concessions should keep the interest level high. As a...
EngageNY
Another Computational Model of Solving a Linear System
The process of elimination really works! Use elimination when substitution isn't doing the job. The 29th segment in a series of 33 introduces the elimination method to solving linear systems. Pupils work several exercises to grasp the...
Center for Innovation in Mathematics Teaching
Unit 8 Section 2: Linear Equations with Brackets
Math whizzes read through three examples on solving linear equations and then work online through three practice problems. For the practice questions, they can click on "Show me. . . " to see the solution. A total of 26 linear equation...
EngageNY
Writing Equations Using Symbols
Build upon prior equation writing experience to create more complicated equations. Lesson one in a 33-part unit builds upon the class members' sixth and seventh grade experience of writing linear equations. Several examples provide...
Curated OER
Writing and Graphing Linear Equations on a Flat Surface
In this linear equations worksheet, students write the equation of a line with given characteristics. They identify the slope of a line and the y-intercept. Explanations and examples are provided at the beginning of the worksheet. This...
Curated OER
Simple Linear Equations (C)
In this linear equations worksheet, students solve equations with one variable. This one-page worksheet contains 20 problems. Answers are provided on the last page.
Curated OER
Linear Equations
In this linear equations worksheet, students solve each problem for a given variable. All problems contain fractions. Variables appear in the denominator and/or in the neumerator. This two-page worksheet contains 20 problems. Answers...
Curated OER
Linear Equations
In this algebra activity, students solve one step linear equations by division. There are 40 questions with an answer key.
Willow Tree
Graphing
So many methods and so little time! The efficient method of graphing a linear equation depends on what information the problem gives. Pupils learn three different methods of graphing linear equations. They graph equations using...
Curated OER
Linear Equation Experiments
In this linear equation activity, students solve and complete 2 different experiments that include using linear equations. First, they determine the difference between independent and dependent variables. Then, students graph their...
Mathematics Assessment Project
Classifying Solutions to Systems of Equations
Double the fun of solving a linear equation with an activity that asks learners to first compete an assessment task graphing two linear equations to find the common solution. They then complete a card activity solving systems of...
Mathematics Vision Project
Module 5: Systems of Equations and Inequalities
Systems of equations and inequalities model contextual situations. A set of 12 lessons build a solid understanding of writing and solving systems of equations and inequalities using a variety of methods. The module is the fifth in a...
Illustrative Mathematics
The Sign of Solutions
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...
Illustrative Mathematics
The Intersection of Two Lines
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...
CK-12 Foundation
Graphs of Linear Systems: Heart Rate Tracker
Max out heart rates for males and females. Formulas of maximum heart rates provide the equations for a linear system. Pupils use the interactive to graph the equations for males and females and determine their points of intersection. The...
CK-12 Foundation
Linear Systems with Addition and Subtraction: Fill in the Boxes 1
Eliminate a color by dragging shapes. The interactive provides a graphical color display that allows for pupils to solve a linear system by elimination. Learners combine figures following set rules for positive and negative shapes. The...