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Khan Academy
Khan Academy: Algebra: Testing a Solution for a System of Equations
This video demonstrates how to test a solution for a system of equations by substituting the values back into each equations. [2:38]
Khan Academy
Khan Academy: Algebra: Independent and Dependent Systems
This video demonstrates what it means to be a dependent or independent system of linear equations. It also shows how to determine if a given system is dependent or independent. [5:10]
Khan Academy
Khan Academy: Graphically Solving Systems
In this video lesson students learn to solve systems of equations by the graphing method. After graphing, students then determine the number of solutions the system has by looking at the intersection of the lines.
Khan Academy
Khan Academy: Algebra: Consistent and Inconsistent Systems
This video demonstrates what it means to be a consistent or inconsistent system of equations and how to determine if a given system is consistent or not. [5:28]
PBS
Wnet: Thirteen: Get the Math: Math in Special Effects Teams Solved the Challenge
The teams use a light probe and tape measure to record light intensity at different distances from the source. They then examine the data and use different methods to represent the mathematical relationship between light intensity and...
Sophia Learning
Sophia: Simplifying an Equation: Lesson 5
From this lesson, you will discover how to make an equation easier to solve by applying simplifying rules to equations. It is 5 of 12 in the series titled "Simplifying an Equation."
Sophia Learning
Sophia: Simplifying an Equation: Lesson 7
From this lesson, you will discover how to make an equation easier to solve by applying simplifying rules to equations. It is 7 of 12 in the series titled "Simplifying an Equation."
Sophia Learning
Sophia: Singular and Non Singular Matrices: Lesson 2
This lesson introduces the notion of a singular matrix and provides a shortcut to determine whether or not a given 2x2 matrix is singular. It is 2 of 5 in the series titled "Singular and Non-Singular Matrices."
Sophia Learning
Sophia: Writing Systems of Equations With Augmented Matrices
This lesson demonstrates how to write systems of equations as augmented matrices. Students can watch a tutorial video and then take a quiz.
Khan Academy
Khan Academy: Algebra I Worked Examples: Systems and Rate Problems 2
The word problem in this video explores systems and rates. Students watch a video example on how to solve a systems of equations and rate word problem. [10:04]
Khan Academy
Khan Academy: Algebra I Worked Examples: Systems and Rate Problems 3
The word problem explores systems and rates. Students watch a video example on how to solve a systems of equations and rate word problem. [4:56]
Khan Academy
Khan Academy: Systems of Equations Word Problems: Officer on Horseback
This video demonstrates how to set up and solve a system of equations in order to answer a question posed in a word problem.
Khan Academy
Khan Academy: Algebra: Systems of Equations
This algebra resource demonstrates how to solve systems of equations. Students learn about the concept through a video tutorial.
Khan Academy
Khan Academy: Systems of Equations
This video demonstrates how to solve systems of linear equations in two variables.
Khan Academy
Khan Academy: Systems of Equations: Two Passing Bicycles Word Problem
This video shows how to apply systems of equations to a word problem about two people passing each other on bicycles.
Khan Academy
Khan Academy: Systems of Equations Word Problems: Passed Bike Word Problem
A demonstration of an algebra word problem involving a train passing a bike.
Khan Academy
Khan Academy: Systems of Equations: Problem Solving Word Problems 2
A video that demonstrates how to set up and solve systems of equations in order to answer word problems.
Planet Nutshell
Planet Nutshell: Math Shorts: Solving Simultaneous Linear Equations
Planet Nutshell Math Shorts provide animated videos that explain various math topics. On this site students learn about simultaneous linear equations.
Virtual Nerd
Virtual Nerd: What's a System of Linear Equations?
A system of linear equations is a set of linear equations with the same variables. To solve a system of equations, you need to figure out the variable values that solve all the equations involved. This tutorial will introduce you to...
Virtual Nerd
Virtual Nerd: What's a Solution to a System of Linear Equations?
Follow along as this tutorial uses an example to explain the solution to a system of equations. [2:02]
Khan Academy
Khan Academy: Systems of Equations Word Problems: Walk & Ride
Learn how to solve problems by using systems of equations in this video. Explore how to solve real-world problems using this approach. [6:59]
Khan Academy
Khan Academy: Algebra I Worked Examples: Solving Systems by Substitution 3
The video [6:04] examines systems of equations. Students watch an example on how to solve systems by substitution.
Khan Academy
Khan Academy: Algebra I Worked Examples: Solving Systems by Elimination 3
The video example explores systems of equations. Students watch an example on how to find and graph the solutions to a system using the elimination method. [4:57]
Khan Academy
Khan Academy: Solving Systems With Elimination: Solving Systems by Elimination
The video example explores systems of equations. Students watch an example on how to find and graph the solutions to a system using the elimination method.