Illustrative Mathematics
Summer Swimming
Here is a real-world application for systems of equations. When is it better to pay an enrollment fee and lower daily rate, and when is it better to pay the regular price? The local swim center is having a special offer, reductions in...
West Contra Costa Unified School District
Average Rate of Change
The concept of slope gets an approachable, yet theoretical, treatment in a comprehensive algebra instructional activity. The use of functional notation and problem-solving techniques keep the material rigorous, but detailed teaching...
Howard County Schools
Constant Rate Exploration
Question: What do rectangles and bathtub volume have in common? Answer: Linear equations. Learn how to identify situations that have constant rates by examining two different situations, one proportional and one not proportional.
Concord Consortium
In a Triangle
What's in a triangle? Just 180 degrees worth of angles! Young learners use given angle relationships in a triangle to write an algebraic representation. Using a system of equations, they simplify the equation to a linear representation.
EngageNY
Mid-Module Assessment Task - Algebra 1 (module 1)
Looking for performance tasks to incorporate into your units? With its flexibility, this resource is sure to fit your teaching needs. Use this module as a complete assessment of graphing linear scenarios and polynomial operations, or...
Curated OER
Solution Sets
Here is a task that gives the graph of the solutions of a system of linear inequalities and asks learners to analyze and write the algebraic form of the systems. By turning the problem around, learners make the connections between...
Education Development Center
Making Sense of Unusual Results
Collaboration is the key for this equation-solving lesson. Learners solve a multi-step linear equation that requires using the distributive property. Within collaborative groups, scholars discuss multiple methods and troubleshoot mistakes.
Noyce Foundation
Digging Dinosaurs
Build a function to solve problems rooted in archeology. A comprehensive set of five lessons presents problems requiring individuals to use functions. The initial lesson asks learners to find the possible number of dinosaurs from a...
Curated OER
Addition to Solve System of Linear Equations
In this algebra worksheet, students solve system systems of equation. They use addition to solve the problems. There are 6 questions with an answer key.
Curated OER
Six Solve Algebraic Properties and Justify Steps
In this solving linear equations worksheet, students solve six equations and justify each step of their proofs by stating the algebraic property used.
Curated OER
Solving Multistep Equations
Students solve linear equations using multiple steps. In this algebra lesson, students solve linear equations using division, addition, multiplication and subtraction. They isolate the variable and solve for the unknown.
Curated OER
Plugging Into The Best Price
Examine data and graph solutions on a coordinate plane with this algebra instructional activity. Young problem-solvers identify the effect of the slope on the steepness of the line. They use the TI to graph and analyze linear equations.
Illustrative Mathematics
Delivering the Mail
A mail truck travels the same amount of miles per day. It will be up to your algebra learners to find an equation for this mailman’s truck. One needs a good understanding of rate of change and the initial value for this model. The...
Curated OER
Introducing y = mx + b
Middle and high schoolers use the slope intercept form to graph a line. In this algebra lesson, pupils rewrite equations from standard form to y-intercept form. They use the slope and y-intercept to graph a line without making a table of...
Curated OER
Linear Modeling: Functions
Pupils analyze linear functions. In this algebra lesson, students create a linear model to relate coordinate pairs. They evaluate and solve equations.
Curated OER
Solving Systems by Graphing
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...
Curated OER
Flipping Coins: Density as a Characteristic Property
Young scholars explore linear functions in a crime solving context. They collect and analyze data using linear equations, then interpret the slope and intercepts from a linear model.
Curated OER
Linear Functions
For this algebra worksheet, students solve linear equations by identifying the slope and y-intercept of the equation. They have to rewrite some of the equations in to y= mx + b forms first. There are 4 questions with an answer key.
Curated OER
Solving Two Steps Equations
Students solve two steps equations. In this algebra lesson, students follow the correct step to solve a linear equation. They combine like terms and solve for the variable.
Curated OER
Solving Equations with Addition and Subtraction
Students simplify linear equations. In this algebra lesson, students solve equations by addition and subtraction. They solve one step equations to practice isolating the variable on one side of the equation.
Curated OER
Solving Equations with Variables on Both Sides
Ninth graders solve equations with variables on both sides of an equation. In this algebra lesson, 9th graders use more than one step to arrive at their final answer. They solve linear equations by addition, subtraction, division and...
Curated OER
Solving Two Step Equations
Students solve two steps equations. In this algebra lesson, students follow the correct step to solve a linear equation. They combine like terms and solve for the variable.
Curated OER
Analyzing Graphs of Two Equations
Students analyze graphs of two equations. In this algebra lesson plan, students rewrite word problems as linear equations. They graph their solution and compare and contrast the two items being represented.
Curated OER
Solving Equations with Addition and SUbtraction
Students solve linear equations. In this algebra instructional activity, students isolate the variable on one side of the equal sign and solve for x. They rewrite word problems and solve for...