Unit Plan
CK-12 Foundation

Ck 12: Algebra: Consistent and Inconsistent Linear Systems

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Identify consistent and inconsistent linear systems.
Activity
Texas Instruments

Texas Instruments: Linear Systems: Using Algebra

For Teachers 9th - 10th Standards
Students learn to solve a system of linear equations (2 equations with 2 variables) by substitution and elimination methods. They also review the definitions of consistent (independent and dependent) and inconsistent systems, and...
Lesson Plan
Alabama Learning Exchange

Alex: Focusing on Graphs

For Teachers 9th - 10th Standards
In this activity, students will solve systems of linear equations by graphing. Systems of linear equations are two or more linear equations together.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Forms of Linear Equations

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Write linear equations in standard form and find the slope and y-intercept of such lines.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Write an Equation Given Two Points

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Learn how to write an equation given two points
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Write an Equation Given the Slope and a Point

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Learn how to write the equation of a line given the slope and any point.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Forms of Linear Equations

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to work with linear equations in standard form.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Systems of Linear Equations

For Students 9th - 10th
This tutorial will show you a four-step process for solving problems involving systems of linear equations. View several examples of Polya's process of problem solving and hone your own skills with practice exercises.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Families of Lines

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Learn how to express families of linear equations.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Inequalities in Two Variables

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers graphing inequalities in two variables.
Activity
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Sistemas De Ecuaciones Lineales

For Students 9th - 10th Standards
In Spanish. Learn the algebraic language to represent and solve systems of two linear equations with two unknowns.
Lesson Plan
PBS

Pbs Mathline: Stressed to the Breaking Point Lesson Plan [Pdf]

For Teachers 9th - 10th
Students explore how much weight a spaghetti bridge can support and whether width and length matter. Printable lesson.
Activity
Richland Community College

Richland Community College: Math 116 Lecture Notes

For Students 9th - 10th Standards
This site from the Richland Community College provides the detailed lecture notes to a college algebra course, complete with equations and definitions. Content ranges from "functions and their graphs" to "conics and parametric equations."
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A rei.c and a rei.a.1: Products and Reciprocals

For Teachers 9th - 10th
The purpose of this task is to test student skills at converting verbal statements into two algebraic equations and then solving those equations. Aligns with A-REI.A.1 and A-REI.C.
Activity
Texas Instruments

Texas Instruments: Staggered Races 1: Varying the ?B? In Y=mx+b

For Teachers 9th - 10th
The primary focus in this activity is on parallel lines and equivalent equations. In Activity 1 and Activity 2, the class collectively will create a system of parallel and coinciding lines. It is important to focus on parallel lines...
Activity
Other

Simon Fraser University: Background for Linear Systems

For Students 9th - 10th
This site from the Simon Fraser University gives an introduction to solving a system of differential equations.
Unknown Type
McGraw Hill

Glencoe Mathematics: Online Study Tools: Self Check Quiz on Linear Equations

For Students 9th - 10th Standards
Students show comprehension of advanced mathematical concepts in Algebra I. The questions check understanding on solving systems of linear equations. Techniques included are substitution, elimination, and graphing.
Unknown Type
McGraw Hill

Glencoe Mathematics: Quiz on Solving Systems of Linear Equations

For Students 9th - 10th Standards
Learners show comprehension of advanced mathematical concepts in Algebra II. The questions check understanding on solving systems of linear equations. Topics include solving systems using graphing, substitution, and elimination methods.
Unit Plan
Oswego City School District

Regents Exam Prep Center: Systems of Linear Equations

For Students 9th - 10th
This website contains tutorials that cover the methods used to solve linear equations, substitution, elimination (adding & subtracting), and graphing. The practice pages allow students to practice the skills they have learned. On the...
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Khan Academy

Khan Academy: Solve Systems of Linear Equations With Elimination (Advanced)

For Students 6th - 8th Standards
In this exercise, students practice solving systems of linear equations with elimination (advanced). Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unknown Type
Other

Hsor.org: Frankfurter High: Hot Dog Sales

For Teachers 9th - 10th
Determine the number of hot dogs needed in order to make a profit with little waste. Adobe required.
Unknown Type
Other

Hsor.org: High Step Shoes: Product Mix

For Teachers 9th - 10th Standards
Determine the profits and the efficiency of the shoe company.
Lesson Plan
Cuemath

Cuemath: How to Solve Matrices

For Teachers 9th - 10th Standards
In this mini-lesson plan, we will explore the world of matrices by finding the answers to questions like how to solve systems of equations with matrices, how to solve matrices, and matrix operations with examples and formulas while...
Unknown Type
Khan Academy

Khan Academy: Systems of Linear Equations Word Problems

For Students 6th - 8th Standards
In this exercise, students practice solving systems of linear equations in word problems. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.