Instructional Video9:06
Curated Video

Proving Angle and Side Length Properties of Parallelograms

K - 5th
In this video, we learn how to find the measures of angles in a parallelogram using parallel lines and triangle congruence theorems. We discover that consecutive interior angles are supplementary, and opposite angles are congruent.
Instructional Video7:05
Brian McLogan

Learn how to write an algebraic proof

12th - Higher Ed
👉 Learn how to write an algebraic proof. Algebraic proofs are used to help students understand how to write formal proofs where we have a statement and a reason. In the case of an algebraic proof the statement will be the operations used...
Instructional Video6:34
Brian McLogan

Master writing a two column algebraic proof

12th - Higher Ed
Master writing a two column algebraic proof
Instructional Video12:07
Curated Video

Using Properties to Solve Equations

9th - 12th
In this video, the teacher explains how to use properties of equality to solve linear equations in one variable. The viewer will learn how to justify each step using the properties of equality and how to check their solutions. The lesson...
Instructional Video20:21
Curated Video

Solving Simple Equations (Using Inverse Operations)

9th - 12th
This video lesson will review vocabulary and properties necessary for solving one-step equations. Students will solve equations using addition, subtraction, multiplication or division. Practice problems have been provided where you can...
Instructional Video2:52
Brian McLogan

Solving a multi step equation using distributive property

12th - Higher Ed
👉 Learn how to solve multi-step equations with parenthesis and variable on both sides of the equation. An equation is a statement stating that two values are equal. A multi-step equation is an equation which can be solved by applying...
Instructional Video3:12
Brian McLogan

How to solve a one step equation using the subtraction property of equality

12th - Higher Ed
👉 Learn how to solve a one step equation. An equation is a statement stating that two values are equal. A one step equation is an equation whose solution can be obtained by performing only one step of operation on the equation. To solve...
Instructional Video1:49
Brian McLogan

What is the subtraction property of equality

12th - Higher Ed
👉 Learn all about the processes and definitions for solving linear equations. You will gain a better understanding about the vocabulary and steps used to solve liner equations such as how to isolate an equation and apply inverse...
Instructional Video16:32
Curated Video

Solving Multi-Step Equations in Five Steps

9th - 12th
In this video lesson, I will explain and model the five steps to solving any multi-step linear equation. We will solve equations by combining like terms, using distribution, properties of equality and inverse operations. A real world...
Instructional Video11:16
Curated Video

Solving Inequalities Using Addition or Subtraction

9th - 12th
In this video lesson we will learn how to solve one step inequalities using addition or subtraction. We will learn the Addition Property of Inequality and the Subtraction Property of Inequality. We will isolate the variable term using...
Instructional Video3:17
Curated Video

Solving Equations Using the Distributive Property

K - 5th
In this video, the teacher explains how to solve equations by using the distributive property of equality. They demonstrate the process step by step, showing how to remove parentheses and simplify expressions.
Instructional Video
Virtual Nerd

Virtual Nerd: Solve for a Variable in a Fraction Using Multiplication First

9th - 10th
If you're trying to solve an equation involving a fraction, just multiply the fraction away and then perform the order of operations in reverse. Watch this tutorial to see how it's done. [2:54]
Instructional Video
Virtual Nerd

Virtual Nerd: What's the Subtraction Property of Equality?

6th - 8th
Subtracting the same number from both sides of an equation is known as the subtraction property of equality. Watch to see how this method can help you solve equations. [7:03]
Instructional Video
Virtual Nerd

Virtual Nerd: What's the Subtraction Property of Inequality?

9th - 10th
The subtraction property of inequality states that if you minus a number from one side of an inequality you have to minus that same number from the other side of the inequality as well. Watch the tutorial to see how this works. [1:16]