Instructional Video
Khan Academy

Khan Academy: Algebra: Systems and Rate Problems 3

9th - 10th Standards
This video demonstrates how to set up and solve a system of equations in order to solve a word problem concerning rates. [4:56]
Instructional Video
Khan Academy

Khan Academy: Algebra: Solving Systems by Substitution 3

9th - 10th Standards
This video demonstrates how to solve a system of linear equations by substitution. It also takes it a step further and graphs the system of equations on a coordinate grid. [6:04]
Instructional Video
Khan Academy

Khan Academy: Algebra: Solving Systems by Elimination 3

9th - 10th Standards
This video demonstrates how to solve and graph a given system of equations by eliminating a variable. [4:58]
Instructional Video
Khan Academy

Khan Academy: Algebra: Systems of Three Variables 2

9th - 10th Standards
This video demonstrates how to solve a system comprised of three equations in three variables using elimination. [7:00]
Instructional Video
Khan Academy

Khan Academy: Algebra: Solving Systems by Graphing 2

9th - 10th Standards
This video demonstrates how to use a graph in order to determine the number of solutions for a system of linear equations. [3:26]
Instructional Video
Khan Academy

Khan Academy: Algebra: Solving Systems by Graphing 3

9th - 10th Standards
This video demonstrates how to graph a system of equations and identify how many solutions it has. [5:08]
Instructional Video
Khan Academy

Khan Academy: Algebra: Graphical Systems Application Problem

9th - 10th Standards
This video demonstrates how to solve a word problem that requires setting up and solving a system of equations. The problem requires that the system of equations be solved graphically. [5:19]
Instructional Video
Khan Academy

Khan Academy: Algebra: Solving Linear Equations by Graphing

9th - 10th Standards
This video demonstrates how to solve systems of two equations by graphing each line and finding the point of intersection. [8:30]
Instructional Video
Khan Academy

Khan Academy: Algebra: Graphings Systems of Equations

9th - 10th Standards
This video demonstrates how to solve a system of linear equations by graphing and finding the point of intersection. [6:35]
Instructional Video
Virtual Nerd

Virtual Nerd: Solve Systems of Linear Equations Exactly and Approximately

9th - 10th Standards
Choose from multiple video tutorials to learn how to solve systems of equations that focus on pairs of linear equations in two variables. Topics include how to solve systems of equations by graphing, substitution method, elimination by...
Instructional Video
Sophia Learning

Sophia: Solving a System of Linear Inequalites by Graphing: Lesson 1

9th - 10th Standards
This lesson will demonstrate how to solve a system of linear inequalities by graphing. It is 1 of 4 in the series titled "Solving a System of Linear Inequalites by Graphing."
Instructional Video
Sophia Learning

Sophia: Solving a System of Linear Equations by Graphing: Lesson 10

9th - 10th Standards
This lesson will review how to solve for a linear system of equations by graphing. It is 10 of 14 in the series titled "Solving a System of Linear Equations by Graphing."
Instructional Video
Sophia Learning

Sophia: Solving a System of Linear Equations by Graphing: Lesson 6

9th - 10th Standards
This lesson will review how to solve for a linear system of equations by graphing. It is 6 of 14 in the series titled "Solving a System of Linear Equations by Graphing."
Instructional Video
Sophia Learning

Sophia: Solving a System of Linear Equations by Graphing: Lesson 1

9th - 10th Standards
This lesson will review how to solve for a linear system of equations by graphing. It is 1 of 14 in the series titled "Solving a System of Linear Equations by Graphing."
Instructional Video
Sophia Learning

Sophia: Simultaneous Linear Equations: Lesson 6

9th - 10th Standards
This lesson explains the concept of linear equations, types of solution sets and the number of equations and variables. It is 6 of 7 in the series titled "Simultaneous Linear Equations."
Instructional Video
Sophia Learning

Sophia: Solving a System of Linear Equations by Graphing: Lesson 8

9th - 10th Standards
This lesson will review how to solve for a linear system of equations by graphing. It is 8 of 14 in the series titled "Solving a System of Linear Equations by Graphing."
Instructional Video
Sophia Learning

Sophia: Writing Systems of Equations With Augmented Matrices

9th - 10th Standards
This lesson demonstrates how to write systems of equations as augmented matrices. Students can watch a tutorial video and then take a quiz.
Instructional Video
Khan Academy

Khan Academy: Algebra Ii: Systems of Nonlinear Equations 1

9th - 10th Standards
A video showing which of the graphs represents the solutions to the given systems of equations. [1:27]
Instructional Video
Khan Academy

Khan Academy: Systems of Equations

9th - 10th Standards
This video demonstrates how to solve systems of linear equations in two variables.
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Solve a System of Equations by Graphing?

9th - 10th Standards
Check out this tutorial to see how to solve a system of linear equations by graphing both lines and finding their intersection. [4:01]
Instructional Video
Virtual Nerd

Virtual Nerd: What's a System of Linear Equations?

7th - 9th Standards
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...
Instructional Video
Khan Academy

Khan Academy: Matrices: Reduced Row Echelon Form 2

9th - 10th Standards
This video shows an example of solving a system of linear equations by putting an augmented matrix into reduced row echelon form.
Instructional Video
Khan Academy

Khan Academy: Non Linear Systems of Equations: Systems of Nonlinear Equations 2

9th - 10th Standards
A video demonstration on how to find the solution of two systems of equations.
Instructional Video
Khan Academy

Khan Academy: Non Linear Systems of Equations: Systems of Nonlinear Equations 3

9th - 10th Standards
A demonstration on how to find the solution of a linear and a nonlinear systems of equations graphically and by the substitution method.