Curated OER
Systems of Equations
Pupils solve inequalities and systems of equations. In this algebra instructional activity, students use substitution and elimination as they solve algebraic systems. They use graphing and a table to support their solutions.
Curated OER
Solving Systems by the Elimination Method
Pupils solve equations by elimination and use the TI to graph the lines and find the point of intersection.
Curated OER
Balanced Systems of Equations
Students solve equations. In this algebra lesson, students relate solving equations to a balanced scale. They add, subtract, multiply and divide on both sides to keep the scale balanced.
Curated OER
Solving Systems of Equations
Students identify the quadrants and axis of a coordinate plane. In this algebra instructional activity, students discover the ocrrect way to graph using the coordinate plane. They discuss the relationship between x and y values, domain...
Curated OER
Know the System
Learners identify the different systems of equations. In this algebra lesson plan, students solve systems of equations using graphing, elimination and substitution. They use the Ti to graph their systems.
Curated OER
Systems of Equations
Students solve problems using systems of equations. In this algebra lesson, students find the point of intersection of two lines. They use the TI Calculator to graph and see the point of intersection.
Curated OER
Graphing Systems of Equations - Word Problemsr
Learners solve word problems which involve graphing systems of equations. After discussing methods of solving word problems, the teacher demonstrates how to solve problems which involve graphing. They work together, at their desks, and...
Curated OER
Solving Equations By Systematic Trial
Studentss solve equations using guess and check. In this algebra activity, students solve linear equation using the systematic trial. They isolate and identify the missing variable using non tranditonal methods.
Curated OER
Linear Systems and Calories
High schoolers define and graph properties of linear equations. In this algebra lesson, students write systems of equations to represent functions. They relate linear equations to the real world.
Curated OER
Solve Me - Multi-Step Equations
Students explore multi-step equations. In this pre-algebra/algebra I lesson, students use the TI-nspire computer algebra system to check the steps they used to solve multi-step equations and equations with variables on both sides.
Curated OER
Systems in Multiple Representations
Ninth graders solve systems of equations. In this algebra lesson, 9th graders solve systems of equations by substitution and linear combination. They represent systems using a table, graph and equations.
Curated OER
Tale of the Tape
How can baseball and skeet-shooting be modeled mathematically? Sports lovers and young mathematicians learn how to use quadratic equations and systems of equations to model the flight paths of various objects.
Achieve
Ground Beef
Ever wonder how a butcher creates the different types of ground beef? Young mathematicians explore the methods butchers use to create their desired ground beef quality. Given a combination of two types of meat with varying leanness,...
Curated OER
Whose Line is it Anyway?
Students solve systems of equations. In this algebra lesson, students identify the domain and range of each function. They use the slope and y-intercept to graph each line.
Curated OER
A Point of Intersection
Students factor and solve systems of equation. In this algebra instructional activity, students identify the point of intersection using substitution, elimination and graphing. They write an equation given a system and a graph.
Curated OER
Quinoa Pasta 2
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 the...
Curated OER
Quinoa Pasta 3
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.
Curated OER
Linear Systems
Students solve and graph linear equations. For this algebra lesson, students solve systems of equations using elimination and substitution. They graph their answer and identify the point of intersection.
Math Stars
Math Stars: A Problem-Solving Newsletter Grade 6
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 math experience.
5280 Math
More or Less the Same
Tell the story of the math. Given a graph of a linear system, learners write a story that models the graph before crafting the corresponding functions. Graphs intersect at an estimated point, allowing for different variations in the...
Curated OER
What is a Solution to a System?
Pupils define the solution to a system of equation. In this algebra instructional activity, students graph two line on the TI calculator and identify the point of intersection if there is any. They find one, zero or infinitely many...
Education Development Center
Algebraic Habits of Mind
Math really is just one big puzzle waiting to be solved. Show learners that math can be intriguing and provide them with visually engaging problems and puzzles. The focus is on solving simple equations and looking at expressions.
CK-12 Foundation
Direct Variation: Value of a Painting
Help your pupils find a pattern of direct variation. Young scholars use input-output pairs to find a constant of variation and then write the equation. As they build their equations, the interactive lesson provides feedback.
Mathematics Assessment Project
Maximizing Profits: Selling Boomerangs
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 the...