Instructional Video
Sophia Learning

Sophia: Simplifying an Equation

6th - 8th Standards
From this lesson, you will discover how to make an equation easier to solve by applying simplifying rules to equations. Students can watch a video tutorial and then take an online quiz.
Instructional Video
Sophia Learning

Sophia: Solving Absolute Value Inequalities: Lesson 11

9th - 10th
Throughout this lesson, you'll learn how to calculate the two possible solutions from an algebraic inequality that includes the absolute value of an expression. It is 11 of 11 in the series titled "Solving Absolute Value Inequalities."
Instructional Video
Sophia Learning

Sophia: Solving Absolute Value Inequalities: Lesson 4

9th - 10th
Throughout this lesson, you'll learn how to calculate the two possible solutions from an algebraic inequality that includes the absolute value of an expression. It is 4 of 11 in the series titled "Solving Absolute Value Inequalities."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 4

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 4 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 8

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 8 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 9

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 9 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 1

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 1 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving an Algebraic Inequality: Lesson 3

9th - 10th
This lesson directs you step by step how to isolate and find the value of a variable in an algebraic inequality. It is 3 of 11 in the series titled "Solving an Algebraic Inequality."
Instructional Video
Sophia Learning

Sophia: Using Substitution: Lesson 10

9th - 10th
This lesson demonstrates how to use substitution to solve a system of equations. It is 10 of 10 in the series titled "Using Substitution."
Instructional Video
Sophia Learning

Sophia: Using Substitution: Lesson 7

9th - 10th
This lesson demonstrates how to use substitution to solve a system of equations. It is 7 of 10 in the series titled "Using Substitution."
Instructional Video
Sophia Learning

Sophia: Using Substitution: Lesson 8

9th - 10th
This lesson demonstrates how to use substitution to solve a system of equations. It is 8 of 10 in the series titled "Using Substitution."
Instructional Video
Sophia Learning

Sophia: Variable in the Denominator: Lesson 7

9th - 10th
How to isolate a variable and solve for its value when the variable is in the denominator of a fraction is the operation discussed in this video. This lesson is 7 of 14 in the series titled "Variable in the Denominator."
Instructional Video
Sophia Learning

Sophia: Evaluating a Function of a Function: Lesson 11

9th - 10th
The action of taking the output of one function and plugging it into another function to find the function of a function is shown in this lesson. It is 11 of 11 in the series titled "Evaluating a Function of a Function."
Instructional Video
Sophia Learning

Sophia: Finding the Inverse of a Function: Lesson 9

9th - 10th Standards
This lesson will describe how to find the inverse of a function by solving for x in terms of y and then switching x and y. It is 9 of 12 in the series titled "Finding the Inverse of a Function."
Instructional Video
Sophia Learning

Sophia: Finding the Inverse of a Function of a Function: Lesson 8

9th - 10th Standards
In this lesson, you will learn how to follow the steps to find the function of a function and its inverse. It is 8 of 10 in the series titled "Finding the Inverse of a Function of a Function."
Instructional Video
Sophia Learning

Sophia: Simplifying an Equation

6th - 8th Standards
From this lesson, you will discover how to make an equation easier to solve by applying simplifying rules to equations. Students can watch a video tutorial and then take an online quiz.
Instructional Video
Sophia Learning

Sophia: Simplifying an Equation

6th - 8th Standards
From this lesson, you will discover how to make an equation easier to solve by applying simplifying rules to equations. Students can watch a video tutorial and then take an online quiz.
Instructional Video
Sophia Learning

Sophia: Simplifying an Equation

6th - 8th Standards
From this lesson, you will discover how to make an equation easier to solve by applying simplifying rules to equations. Students can watch a video tutorial and then take an online quiz.
Instructional Video
Sophia Learning

Sophia: Simultaneous Linear Equations: Lesson 6

9th - 10th Standards
This lesson explains the concept of linear equations, types of solution sets and the number of equations and variables. It is 6 of 7 in the series titled "Simultaneous Linear Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 17

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 17 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Exponential Equations: Lesson 2

9th - 10th
In this lesson, the concept discussed is what makes an equation exponential and how the equation is normally solved. It is 2 of 5 in the series titled "Exponential Equations."
Instructional Video
Khan Academy

Khan Academy: Constructing Numerical Expressions

5th - 7th Standards
Find out how to solve a word problem by constructing a numerical expression. [1:21]
Instructional Video
Khan Academy

Khan Academy: One Step Addition & Subtraction Equations

4th - 7th
See Sal Khan illustrate the explanation of balancing simple algebraic equations. [2:08]
Instructional Video
Khan Academy

Khan Academy: Creating an Equation With Infinitely Many Solutions

7th - 9th Standards
Shows how to complete the equation 4(x - 2) + x = 5x + __ so that it has infinitely many solutions. [1:04]