Curated Video
Subtracting Linear Expressions
Whether you're just starting out, or need a quick refresher, this is the video for you! Mrs. C will go through how to subtract a linear expression step-by-step. We will show you two different methods, the vertical method and the...
Curated Video
Adding Linear Expressions
Whether you're just starting out, or need a quick refresher, this is the video for you! Mrs. C will go through how to add a linear expression step-by-step. We will show you two different methods, the vertical method and the horizontal...
Why U
Algebra 65 - Creating Quadratic Expressions using the FOIL method
Quadratic expressions may be created by multiplying two linear binomial expressions together. A common procedure for multiplying two binomial expressions is referred to as the "FOIL" method. FOIL is an acronym whose letters stand for the...
Curated Video
Adding & Subtracting Linear Expressions
In this video, the teacher explains how to add and subtract linear expressions using algebra tiles and the vertical method. The lesson also clarifies what a linear expression is and how to simplify it to its simplest form.
Why U
Algebra 74 - Factoring Quadratics by Inspection - part 2
Factoring a quadratic expression into a pair of linear expressions is one of the primary methods used to solve quadratic equations. In the previous lecture, we introduced a method for factoring quadratics using a trial and error process...
Why U
Algebra 70 - The Zero Product Property
The "zeros" or "roots" of a quadratic function of a real variable x, correspond to the function's x-intercepts. It is not always easy to find the zeros of a quadratic function. However, quadratic functions can be factored into the...
Khan Academy
Khan Academy: Reasoning Through Inequality Expressions
This video lesson shows how to reason with different given inequalities.
Khan Academy
Khan Academy: Dogs Cats and Bears in a Pet Store Visual Argument
This video shows how to compare expressions.
Khan Academy
Khan Academy: Using Expressions to Understand Relationships
A video about working and understanding expressions.
Imagine Learning Classroom
Learn Zillion: Expand and Factor Expressions by Using the Distributive Property
In this lesson, students learn how to expand linear expressions with rational coefficients by using the properties of real numbers. [5:10]
Khan Academy
Khan Academy: Dogs Cats and Bears in a Pet Store Analytic Argument
This video lesson shows how to translate expressions sothey can be compared.