Khan Academy
Khan Academy: Algebra I Worked Examples: Solving Systems by Elimination 2
The video example explores systems of equations. Students watch an example on how to find the solutions to a system using the elimination method. [3:45]
Khan Academy
Khan Academy: Solving Systems With Elimination: Solving Systems by Elimination
This video demonstrates how to solve a system of linear equations by eliminating a variable.
Khan Academy
Khan Academy: Yoga Plans: Super Yoga Plans Basic Variables and Equations
Students explore the basics of systems of equations by looking at two yoga plans to determine which is a better deal.
Khan Academy
Khan Academy: Yoga Plans: Super Yoga Plans Solving Systems by Elimination
Students explore a systems of equations problem that can be solved by using the elimination method to solve for the number of sessions at which both plans cost the same.
Khan Academy
Khan Academy: Yoga Plans: Super Yoga Plans Solving Systems by Substitution
This video is a continuation of our Yoga plan debate by determining where the lines representing the two plans intersect. Students use the substitution method to solve a system of equations.
Sophia Learning
Sophia: Finding Intersections
This video lesson demonstrates how to graph a system of linear equations to find the solution or intersection.
Sophia Learning
Sophia: Solving a System of Linear Equations by Graphing
Students watch a video tutorial that demonstrates how to solve a system of linear equations by graphing. The lesson includes a detailed example.
Sophia Learning
Sophia: Solving Linear Systems by Graphing
Students watch a video lesson that demonstrates how to graph and solve a system of linear equations.
Sophia Learning
Sophia: Solving Linear Systems by Substitution
Use substitution to solve linear systems.
Sophia Learning
Sophia: The Meaning of Systems of Equations
Determine how to solve systems of equations and how they can be used to represent useful information. Take quiz to assess learning.
Sophia Learning
Sophia: Using Elementary Row Operations to Solve for Systems of Equations
This video lesson demonstrates how to solve a system of linear equations by using matrix row operations. Students can check their understanding with an assessment.
Sophia Learning
Sophia: Using the Substitution Property of Equality
Evaluate algebraic expressions using the substitution property of equality. Assess learning with a quiz.
Virtual Nerd
Virtual Nerd: How Do You Solve Two Equations With Two Variables?
Discover how to solve two equations each with the same two unknown variables by watching the step-by-step method in this video tutorial. [3:28]
Khan Academy
Khan Academy: Algebra I Worked Examples: Solving Systems by Graphing
The video examines systems of equations. Students watch an example on how to solve systems by graphing. [3:26]
Khan Academy
Khan Academy: Algebra I Worked Examples: Solving Systems by Graphing 3
The video examines systems of equations. Students watch an example on how to solve systems by graphing.
Khan Academy
Khan Academy: Solving Linear Systems by Substitution
This video demonstrates how to solve a system of linear equations by using the substitution method.
Khan Academy
Khan Academy: Solving Systems of Equations by Elimination
This video gives two examples of how to solve systems of equations by elimination.
Khan Academy
Khan Academy: Algebra I Worked Examples: Solving Systems by Elimination
The video example explores how to solve word problems using systems of equations. Students watch an example on how to create and find the solutions to a system using the elimination method. [5:51]
Khan Academy
Khan Academy: Solving Systems With Elimination: Solving Systems by Elimination
This video demonstrates how to set up and solve a system of equations by elimination in order to solve a word problem.
Khan Academy
Khan Academy: Algebra I Worked Examples: Solving Systems by Graphing 2
The video [3:26] examines systems of equations. Students watch an example on how to solve systems by graphing.
Khan Academy
Khan Academy: Solving Systems Through Examples: Graphically Solving Systems
This video demonstrates how to graph a system of equations and identify how many solutions it has.
Khan Academy
Khan Academy: Solving Systems Through Examples: Graphing Systems of Equations
This video demonstrates how to solve a system of linear equations by graphing and finding the point of intersection.
Khan Academy
Khan Academy: Number of Solutions to a System of Equations
Sal is given three lines on the coordinate plane, and identifies one system of two lines that has a single solution, and one system that has no solution. [3:26]
Khan Academy
Khan Academy: Number of Solutions to a System of Equations Graphically
Sal determines how many solutions the following system of equations has by considering its graph: 10x-2y=4 and 10x-2y=16. [6:36]