EngageNY
Relationships Between Quantities and Reasoning with Equations and Their Graphs
Graphing all kinds of situations in one and two variables is the focus of this detailed unit of daily lessons, teaching notes, and assessments. Learners start with piece-wise functions and work their way through setting up and solving...
West Contra Costa Unified School District
Solving a System by Substitution
Solving systems by substitution can be a challenging topic in algebra I. Here is a lesson that builds on students' understanding of intercepts to begin the process of substitution, and all work is reinforced graphically to build...
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...
West Contra Costa Unified School District
Connecting Graphing and Solving Absolute Value Equations and Functions
Can you solve an equation graphically? Absolutely! This Algebra II lesson makes the connection between solving an absolute value equation and graphing two functions. Graphing absolute value functions is presented through the process of...
Flipped Math
Unit 3 Review: Systems of Equations
More practice makes perfect. A review packet helps pupils remind themselves of the content of the unit. They determine whether points are solutions to linear equations, graph systems of equations and inequalities, and solve systems of...
Curated OER
Solving Systems of Three Equations with Elimination
In this systems of equations worksheet, students solve 13 systems of equations. Students use elimination to solve three variable systems of equations.
Curated OER
Systems of Equations Word Problems
For this systems of equations worksheet, students read word problems, write equations, and solve the systems of equations. They use graphing, elimination, or substitution to solve the problems. This four page worksheet contains eleven...
Curated OER
Solving Systems of Equations
In this systems of equations worksheet, students use a graphing calculator to solve systems of equations. Examples and step-by-step instructions for using the graphing calculator are provided. This two-page worksheet contains two...
Willow Tree
Systems of Equations
Now that learners figured out how to solve for one variable, why not add another? The lesson demonstrates, through examples, how to solve a linear system using graphing, substitution, and elimination.
Curated OER
Systems of Linear Equations
Introduce the inverse matrix method to solve systems of linear equations both algebraically and graphically. Using given data, your class checks their answers with graphing calculators. Handouts are included in this well-thought out lesson.
EngageNY
Solution Sets to Simultaneous Equations (part 2)
Do you want your budding mathematicians to be able to explain 'why' and not just 'do'? This lesson encourages an understanding of the process of elimination. Pupils are expected to understand how and why the elimination method is a valid...
EngageNY
Solution Sets to Simultaneous Equations (part 1)
How are systems related? Build on your pupils' previous knowledge of solving systems of equations by introducing systems of inequalities. Learners explore similarities between systems of equations and inequalities to make a strong...
Curated OER
Solve Systems of Equations
In this math worksheet, students solve systems of equations for the value of the variables. They select check boxes to verify the validity of their answers.
Curated OER
Solving Systems of Two Equations with Cramer's Rule
In this systems of equations activity, students use Cramer's Rule to solve a systems of equations activity. This two-page activity contains 14 problems. Answers are provided on the last page.
Curated OER
Making Connections: Matrices, Graph, Linear Systems
In this set of activities, matrices and equations are explored. They work with matrices using pen and paper as well as graphing calculator. Additionally real-world problems are explored.
Benjamin Franklin High School
Saxon Math: Algebra 2 (Section 3)
In this third of a twelve-part series, the focus moves from using matrices to solving systems of equations with substitution and elimination, including more than two dimensions and variables in equations, and analyzing statistical data....
Curated OER
Systems - Money Problems
In this systems of equations worksheet, students solve 9 word problems about money. Students determine the number of nickels and dimes, quarters and half-dollars, and profit from ticket sales by writing a system of equations and solving.
Curated OER
Solving System of Equations by Addition
In this Algebra I/Algebra II worksheet, students solve systems of linear equations by addition. The one page interactive worksheet contains ten questions. Answers and hints are provided.
Curated OER
Graphing Systems of Equations
In this graphing systems of equations worksheet, 9th graders solve and graph 8 different problems that include solving various systems of equations. First, they use the graphs show to determine whether each system has one solution, no...
Curated OER
Systems of Equations in Space Science
In this system of equations worksheet, students solve 2 problems by creating a system of equations for each problem in order to determine the average intensity of flares from the sun and the average power from a satellite transponder.
Texas Instruments
Making Predictions Using Systems of Equations
Learners explore the concept of systems of equations. In this system of equations lesson, students enter data into lists on their calculators about 100 meter dash times. Learners plot the points using a scatter plot and perform a linear...
Curated OER
Systems of Equations
In this systems of equations learning exercise, students solve nonstandard systems of equations. This five-page learning exercise contains twelve problems on the first page. The remainder of the pages contain detailed, handwritten...
Curated OER
Solving System of Equations by Multiplication and then Addition or Subtraction
In this online math worksheet, students solve equations to determine the value of "x" and "y." This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching...
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...