Mathispower4u
Types of Linear Equations: Conditional, Identity, and Contradiction
What do you do when the x's cancel out? Don't let pupils panic when they eliminate the variable while solving an equation. A thorough lesson describes the situations that produce one, infinite, and no real solutions. The...
Mathispower4u
Understanding Expressions and Equations
Do your pupils ever try to solve an expression? If the answer is yes, then this is the video for you! The video instructor explains the difference between solving and simplifying. He then shows an example of simplifying an expression and...
Domain of Science
How to Read Math
Math has a language all its own. A well-designed video explains the mathematical language related to equations and formulas. The instructor uses common language to describe the symbols and operations people expect to see when working...
Krista King Math
Decimal Equations
Extend your classes' understanding of solving equations by introducing decimals into the mix! Here, a video tutorial shows how to convert decimals to integers in an equation by multiplying by powers of 10. Shows three examples of...
Krista King Math
Fractional Equations
Teach the least common multiple approach to converting fractions to integers within an equation with a video tutorial that explains how to find the LCM of the denominators in the equation. The instructor then uses the LCM and the...
Brightstorm
Mixture Problems - Concept
Mix it up in math class! The video provides an equation hint to be able to setup mixture problems. Two problems are provided as examples on how to use the equation in order to solve mixture type word problems.
Krista King Math
Variables on Both Sides of a Simple Equation
Investigate the process of solving linear equations with variables on both sides with a video that demonstrates a simple example that requires the variables to be manipulated to one side of the equation. The second example is more...
Khan Academy
Khan Academy: Algebra: Equations 2
This video demonstrates how to solve equations of the form Ax + B=C. There are two indepth examples that also demonstrate how to add and subtract positive and negative integers. Practice problems available. [8:41]
Khan Academy
Khan Academy: Algebra: Linear Equations 1
A video that demonstrates how to solve linear equations of the form Ax=B. There are three examples that vary using whole numbers and positive and negative fractions. [7:28]
Math Mammoth
Math Mammoth: Addition and Subtraction Equations
Models how to solve simple linear equations involving addition and subtraction and one variable. [12:05]
Khan Academy
Khan Academy: Algebra Ii: Systems of Nonlinear Equations 1
A video showing which of the graphs represents the solutions to the given systems of equations. [1:27]
Virtual Nerd
Virtual Nerd: Solve a System of Equations Using the Substitution Method
In this tutorial, you'll see how to solve a system of linear equations by substituting one equation into the other and solving for the variable, then using that variable value to find the value of the other variable. [3:23]
Virtual Nerd
Virtual Nerd: How Do You Solve Two Equations With Two Variables?
Learn the step-by-step process of substitution used to solve two equations with two variables by watching this tutorial. [3:27]
Virtual Nerd
Virtual Nerd: What's a Solution Set?
When an equation has two variables, the set of ordered pairs that are the solution to the equation is called the solution set to the equation. In this tutorial, you'll learn the definition of a solution set and see an example. [0:59]
Khan Academy
Khan Academy: Systems With Three Variables: Non Linear Systems of Equations 3
In this video a quadratic system is given and, in the process of solving algebraically, it is determined that there is no solution. This conclusion is confirmed graphically.
Khan Academy
Khan Academy: The Coordinate Plane: Ordered Pair Solutions of Equations
The video demonstrates how to determine if an ordered pair is a solution to a specified linear equation.
Khan Academy
Khan Academy: Solving Systems: 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.
Khan Academy
Khan Academy: Solving Systems of Equations by Multiplication
This video demonstrates how to solve systems of equations by elimination.
Khan Academy
Khan Academy: Systems Overivew: Systems With Elimination Practice
This video has an example of solving systems of equations with the elimination 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]
Math Mammoth
Math Mammoth: Equations With the Variable on Both Sides
This lesson demonstrates how to solve linear equations that have a variable on both sides. It goes over how to combine like terms and how to isolate the variable. [7:27]
Khan Academy
Khan Academy: Algebra: Linear Equations 1
A video that demonstrates how to solve linear equations of the form Ax=B.
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.