Instructional Video
Khan Academy

Khan Academy: Algebra I Worked Examples: Solving Systems by Substitution 3

9th - 10th
The video [6:04] examines systems of equations. Students watch an example on how to solve systems by substitution.
Instructional Video
Khan Academy

Khan Academy: Algebra I Worked Examples: Solving Systems by Substitution 1

9th - 10th Standards
The video examines systems of equations. Students watch an example on how to solve systems by substitution. [3:44]
Instructional Video
Khan Academy

Khan Academy: Solving Systems With Substitution: Substitution Method 3

9th - 10th Standards
This video demonstrates how to solve a word problem by setting up and solving a system of equations using the substitution method.
Instructional Video
Khan Academy

Khan Academy: Algebra I Worked Examples: Solving Systems by Substitution 2

9th - 10th
The video examines systems of equations. Students watch an example on how to solve systems by substitution. [4:06]
Instructional Video
Khan Academy

Khan Academy: Solving Systems With Substitution: Solving Systems by Substitution

9th - 10th
This video demonstrates how to solve a system of linear equations by substitution.
Instructional Video
Khan Academy

Khan Academy: Systems Overivew: Talking Bird Solves Systems With Substitution

9th - 10th
A lesson video solving systems of equations with substitution.
Instructional Video
Khan Academy

Khan Academy: Yoga Plans: Super Yoga Plans Solving Systems by Substitution

9th - 10th
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.
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: Systems Overivew: Practice Using Substitution for Systems

9th - 10th
This video lesson shows how to solve a system of two equations by using the substitution method.
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.
Instructional Video
Sophia Learning

Sophia: Substitution Method for Limits

10th - 12th
This lesson explains that the most straightforward way to determine a limit at a given point is simply to evaluate the function at that point.
Instructional Video
Khan Academy

Khan Academy: Solving Linear Systems by Substitution

9th - 10th Standards
This video demonstrates how to solve a system of linear equations by using the substitution method.
Instructional Video
Khan Academy

Khan Academy: Balancing Chemical Equation With Substitution

9th - 10th
A video [4:11] showing how to use the substitution method to balance a reaction where a reactant and product have a polyatomic ion in common.