Krista King Math
Elimination to Solve a System of Two Equations
Here's a video that demonstrates the elimination method of solving linear systems with two examples. One example is set up and ready for elimination and the other requires multiplying one equation.
Khan Academy
Khan Academy: Algebra: Systems of Equations
This video demonstrates how to solve systems of linear equations in two variables using the elimination method. There are three sample problems shown. [9:57]
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: 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]
Sophia Learning
Sophia: Simultaneous Linear Equations With Infinite Solutions: Lesson 11
This lesson explores how to determine if in a linear system of equations, two equations have all value pairs in common. It is 11 of 11 in the series titled "Simultaneous Linear Equations with Infinite Solutions."
Sophia Learning
Sophia: Simultaneous Linear Equations With Infinite Solutions: Lesson 8
This lesson explores how to determine if in a linear system of equations, two equations have all value pairs in common. It is 8 of 11 in the series titled "Simultaneous Linear Equations with Infinite Solutions."
Sophia Learning
Sophia: Simultaneous Linear Equations With No Solution: Lesson 6
This lesson explores how to determine if a linear system of equations has no value pairs in common. It is 6 of 10 in the series titled "Simultaneous Linear Equations with No Solution."
Sophia Learning
Sophia: Solving a System of Linear Equations by Graphing: Lesson 1
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."
Sophia Learning
Sophia: Simultaneous Linear Equations: Lesson 6
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."
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.
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: Solving Systems Through Examples: Graphically Solving Systems Ex 2
This video demonstrates how to use a graph in order to determine the number of solutions for a system of linear equations.
Khan Academy
Khan Academy: Solving Systems of Linear Equations Harder Example
Watch [4:29] Sal work through a harder Solving systems of linear equations problem.
Khan Academy
Khan Academy: Solving Systems of Linear Equations Basic Example
Watch [1:56] Sal work through a basic Solving systems of linear equations problem.
Khan Academy
Khan Academy: Lesson: Solving Systems of Linear Equations Harder Example
In this video lesson [4:29] watch Sal work through a harder Solving systems of linear equations problem.
Sophia Learning
Sophia: Simultaneous Linear Equations: Lesson 2
This lesson explains the concept of linear equations, types of solution sets and the number of equations and variables. It is 2 of 7 in the series titled "Simultaneous Linear Equations."
Sophia Learning
Sophia: Simultaneous Linear Equations: Lesson 3
This lesson explains the concept of linear equations, types of solution sets and the number of equations and variables. It is 3 of 7 in the series titled "Simultaneous Linear Equations."
Sophia Learning
Sophia: Simultaneous Linear Equations: Lesson 1
This lesson explains the concept of linear equations, types of solution sets and the number of equations and variables. It is 1 of 7 in the series titled "Simultaneous Linear Equations."
Sophia Learning
Sophia: Simultaneous Linear Equations With Infinite Solutions: Lesson 2
This lesson explores how to determine if in a linear system of equations, two equations have all value pairs in common. It is 2 of 11 in the series titled "Simultaneous Linear Equations with Infinite Solutions."
Sophia Learning
Sophia: Simultaneous Linear Equations With Infinite Solutions: Lesson 7
This lesson explores how to determine if in a linear system of equations, two equations have all value pairs in common. It is 7 of 11 in the series titled "Simultaneous Linear Equations with Infinite Solutions."
Sophia Learning
Sophia: Simultaneous Linear Equations With No Solution: Lesson 5
This lesson explores how to determine if a linear system of equations has no value pairs in common. It is 5 of 10 in the series titled "Simultaneous Linear Equations with No Solution."
Sophia Learning
Sophia: Simultaneous Linear Equations With No Solution: Lesson 2
This lesson explores how to determine if a linear system of equations has no value pairs in common. It is 2 of 10 in the series titled "Simultaneous Linear Equations with No Solution."