Khan Academy
Khan Academy: Algebra: Conic Sections: Non Linear Systems of Equations 2
The second in a series of video lessons on solving non-linear systems of equations. This video shows an example of how to solve a system in which both equations are quadratic by using the substitution method. After the solutions are...
Khan Academy
Khan Academy: Non Linear Systems of Equations: Systems of Nonlinear Equations 2
A video demonstration on how to find the solution of two systems of equations.
Khan Academy
Khan Academy: Non Linear Systems of Equations: Systems of Nonlinear Equations 3
A demonstration on how to find the solution of a linear and a nonlinear systems of equations graphically and by the substitution method.
Virtual Nerd
Virtual Nerd: How Do You Solve an Equation With No Solution?
Trying to solve an equation with variables on both sides of the equation? Figure out how to get those variables together and solve the equation. Turns out, this equation has no solution. Watch this to find out why. [2:00]
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: 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: 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]
Sophia Learning
Sophia: Simultaneous Equations and Inequalities: Lesson 2
This lesson explains the definition and placement of inequalities in a system of equations. It is 2 of 5 in the series titled "Simultaneous Equations and Inequalities."
Sophia Learning
Sophia: Simultaneous Equation Solutions: Lesson 2
This lesson explains what a solution is, how many there are, and what is incorporated when looking at a system of equations. It is 2 of 7 in the series titled "Simultaneous Equation Solutions."
Sophia Learning
Sophia: Simultaneous Equation Solutions: Lesson 6
This lesson explains what a solution is, how many there are, and what is incorporated when looking at a system of equations. It is 6 of 7 in the series titled "Simultaneous Equation Solutions."
Sophia Learning
Sophia: Simultaneous Equation Solutions: Lesson 7
This lesson explains what a solution is, how many there are, and what is incorporated when looking at a system of equations. It is 7 of 7 in the series titled "Simultaneous Equation Solutions."
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 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 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."
Sophia Learning
Sophia: Simultaneous Nonlinear Equations: Lesson 4
This lesson explains the concept of nonlinear equations, types of solution sets and the number of equations and variables. It is 4 of 5 in the series titled "Simultaneous Nonlinear Equations."
Study Pug
Study Pug: Determining Number of Solutions to Linear Equations
Depending on whether and how the linear equations in a system touch each other, there will be a different number of solutions to the system. There can be one solution, no solution, and even infinite solution. Watch this video for...