Instructional Video4:20
Curated Video

Solving Systems of Linear Equations by Substitution

K - 5th
In this video, mathematicians learn how to solve systems of two linear equations using the substitution method. The instructor explains the concept using real-life examples, such as ticket prices and fruit costs. By substituting values...
Instructional Video5:01
Curated Video

Solving Systems of Equations Algebraically by Substitution

K - 5th
In this lesson, students will learn how to solve systems of equations algebraically by substitution. The video explains the concept of substitution and demonstrates how to substitute values into equations to find the solutions.
Instructional Video8:35
Curated Video

Representing Constraints on Solutions: Systems of Linear Equations

K - 5th
This video explains how to represent constraints on solutions by writing systems of linear equations. It provides examples and walks through the process of solving these equations using different methods such as graphing, tables, and...
Instructional Video3:40
Curated Video

Introduction to Evaluating One-Step Algebraic Expressions

K - 5th
In this video, the teacher explains how to evaluate one-step algebraic expressions by substituting a given number for the variable. They demonstrate this process using various examples, showing how to correctly substitute and perform the...
Instructional Video4:49
Curated Video

Writing and Evaluating Expressions with Formulas and Variables

K - 5th
This video teaches how to write and evaluate algebraic expressions for formulas that contain variables. It uses examples, such as finding the perimeter and area of a square with sides of 2 times x, and calculating speed using the formula...
Instructional Video6:54
Math Fortress

Algebra I: Variables (Level 2 of 2)

12th - Higher Ed
This video goes over a couple of examples showing how to determine if a statement is true or false, how to simplify numerical expressions and how to evaluate variable expressions.
Instructional Video5:19
Curated Video

Evaluating Multiple Step Algebraic Expressions by Substitution

K - 5th
In this video, the teacher explains how to evaluate multiple step algebraic expressions by substituting numbers for variables. The lesson emphasizes the importance of following the order of operations and provides examples of evaluating...
Instructional Video4:50
Curated OER

What is the Substitution Property of Equality?

6th - 9th
Explore the substitution property of equality with this video. The resource uses examples to define the property, showing how to replace a variable with a value. Use this to help struggling learners or as review for an upcoming test. A...
Instructional Video5:26
Curated OER

What is the Substitution Property of Equality?

6th - 12th
Explore the substitution property of equality with this video. The resource uses examples to define the property, showing how to replace a variable with a value. Use this to help struggling learners or as review for an upcoming test. A...
Instructional Video7:59
Curated OER

How Do You Solve an Equation With Fractions With Different Denominators Using Subtraction?

6th - 12th
A detailed video tutorial on how to solve an equation with fractions with different denominators, this resource could prove to be a valuable tool. This video covers how to deal with fractions as well as how to solve an algebraic equation...
Instructional Video7:16
Curated OER

How Do You Solve an Equation With Fractions With Different Denominators Using Subtraction?

7th - 9th
A detailed video tutorial on how to solve an equation with fractions with different denominators, this resource could prove to be a valuable tool. This video covers how to deal with fractions as well as how to solve an algebraic equation...
Instructional Video
Sophia Learning

Sophia: Finding a Limit Through Substitution: Lesson 6

9th - 10th
This lesson shows how a limit may be found for an element of the domain of a function by substituting that value into the function. It is 6 of 7 in the series titled "Finding a Limit Through Substitution."
Instructional Video
Sophia Learning

Sophia: Factor and Substitute Method: Lesson 2

9th - 10th
The method of factoring a function then substituting to find an indeterminate limit is discussed here. This lesson is 2 of 5 in the series titled "Factor and Substitute Method."
Instructional Video
Sophia Learning

Sophia: Factor and Substitute Method: Lesson 3

9th - 10th
The method of factoring a function then substituting to find an indeterminate limit is discussed here. This lesson is 3 of 5 in the series titled "Factor and Substitute Method."
Instructional Video
Sophia Learning

Sophia: Factor and Substitute Method: Lesson 4

9th - 10th
The method of factoring a function then substituting to find an indeterminate limit is discussed here. This lesson is 4 of 5 in the series titled "Factor and Substitute Method."
Instructional Video
Sophia Learning

Sophia: Factor and Substitute Method: Lesson 1

9th - 10th
The method of factoring a function then substituting to find an indeterminate limit is discussed here. This lesson is 1 of 5 in the series titled "Factor and Substitute Method."
Instructional Video
Sophia Learning

Sophia: Finding a Limit Through Substitution: Lesson 4

9th - 10th
This lesson shows how a limit may be found for an element of the domain of a function by substituting that value into the function. It is 4 of 7 in the series titled "Finding a Limit Through Substitution."
Instructional Video
Sophia Learning

Sophia: Finding a Limit Through Substitution: Lesson 5

9th - 10th
This lesson shows how a limit may be found for an element of the domain of a function by substituting that value into the function. It is 5 of 7 in the series titled "Finding a Limit Through Substitution."
Instructional Video
Sophia Learning

Sophia: Finding a Limit Through Substitution: Lesson 7

9th - 10th
This lesson shows how a limit may be found for an element of the domain of a function by substituting that value into the function. It is 7 of 7 in the series titled "Finding a Limit Through Substitution."
Instructional Video
Sophia Learning

Sophia: Finding a Limit Through Substitution: Lesson 1

9th - 10th
This lesson shows how a limit may be found for an element of the domain of a function by substituting that value into the function. It is 1 of 7 in the series titled "Finding a Limit Through Substitution."
Instructional Video
Sophia Learning

Sophia: Multiply and Substitute Method: Lesson 2

9th - 10th
The method of multiplying a function by a value of one then substituting to find an indeterminate limit is discussed here. This lesson is 2 of 5 in the series titled "Multiply and Substitute Method."
Instructional Video
Sophia Learning

Sophia: Multiply and Substitute Method: Lesson 3

9th - 10th
The method of multiplying a function by a value of one then substituting to find an indeterminate limit is discussed here. This lesson is 3 of 5 in the series titled "Multiply and Substitute Method."
Instructional Video
Sophia Learning

Sophia: Multiply and Substitute Method: Lesson 1

9th - 10th
The method of multiplying a function by a value of one then substituting to find an indeterminate limit is discussed here. This lesson is 1 of 5 in the series titled "Multiply and Substitute Method."
Instructional Video
Sophia Learning

Sophia: Using the Derivative of Natural Log in Integrals: Lesson 6

9th - 10th
This lesson practices rewriting the integrand as the derivative of a function over the function in order to simplify integration. It is 6 of 7 in the series titled "Using the Derivative of Natural Log in Integrals."