Sophia Learning
Sophia: Complementary and Supplementary Angles
Complementary and Supplementary angles are explored in this tutorial video. [9:17] A PowerPoint presentation provides definitions of angle terms and a video offers examples for finding the missing angle in a supplementary or...
Texas Instruments
Texas Instruments: Simplifying Expressions
Like terms have the same degree variable or are constants. When solving an equation or inequality, like terms must be combined. Knowledge of variable expressions and equations assists in solving problems involving logic.
Help Algebra
Help algebra.com: Addition and Subtraction of Polynomials
By collecting like terms, the process of adding and subtracting polynomials is demonstrated. Two methods are shown.
Wyzant
Wyzant: Algebra Help
Heres a comprehensive review of the basics of algebra. WyzAnt includes lessons on varied topics, calculators that show step-by-step solutions, and interactive worksheets for practicing and testing your skills. Just choose a topic and use...
Texas Education Agency
Texas Gateway: Simplifying Polynomial Expressions
Given verbal and symbolic representations of polynomial expressions, the student will simplify the expression.
Khan Academy
Khan Academy: Adding and Subtracting Polynomials With Two Variables Review
Adding and subtracting polynomials is all about combining like terms. When the terms have two variables, it gets a little bit tricky to figure out which terms are like terms. In this article, we review some examples and give you a chance...
CK-12 Foundation
Ck 12: Algebra: Addition and Subtraction of Polynomials
[Free Registration/Login may be required to access all resource tools.] In this lesson students add and subtract polynomial expressions and simplify polynomials by combining like terms. Students can watch a video tutorial, explore guided...
CK-12 Foundation
Ck 12: Algebra: Simplify Expressions
[Free Registration/Login may be required to access all resource tools.] Simplify polynomials by combining like terms.
Wyzant
Wyzant: Simplifying Multiple Positive or Negative Signs
Students learn how to simplify multiple positive or negative signs. The resource consists of lessons with examples, a combining like terms calculator, an equation calculator, and a learning exercise to check for comprehension.
Khan Academy
Khan Academy: Equivalent Expressions
Practice determining whether or not two algebraic expressions are equivalent by manipulating the expressions. These problems require you to combine like terms and apply the distributive property. Students receive immediate feedback and...
Khan Academy
Khan Academy: Adding and Subtracting Polynomials Review
Adding and subtracting polynomials is all about combining like terms. In this article, we review some examples and give you a chance for you to practice the skill yourself.
CK-12 Foundation
Ck 12: Algebra: Simplify Expressions
[Free Registration/Login may be required to access all resource tools.] This lesson covers combining like terms.
Alabama Learning Exchange
Alex: Battle to the Death: Adding Integers
The goal of this lesson is for young scholars to use manipulatives to add integers, creating concepts rather than memorizing rules. This lesson will be related to the 300 Spartans who battled the invading Persians at the Battle of...
Khan Academy
Khan Academy: Equivalent Expressions
Practice determining whether or not two algebraic expressions are equivalent by manipulating the expressions. These problems require you to combine like terms and apply the distributive property.
PBS
Pbs: Commutative and Associative Properties of Addition
Generate equivalent expressions using two additive properties. This video focuses on using the associative and commutative properties of addition to combine like terms, simplify expressions, and create equivalent expressions.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Adding and Subtracting Polynomials
Twenty-five problems present a variety of problems adding and subtracting polynomials. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution"...
Khan Academy
Khan Academy: Order of Operations With Negative Numbers
Practice evaluating expressions using the order of operations. Numbers used in these problems may be negative. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Writing Basic Expressions Word Problems
Practice writing basic algebraic expressions to model real-world situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
ClassFlow
Class Flow: Solving Multi Step Equations
[Free Registration/Login Required] By the end of the lesson, students will combine like terms to help understand how to solve multi-step equations. They will use different shapes to help clarify the process. They will also demonstrate...
Wyzant
Wyzant: Factoring Calculator
The calculator factors expressions by expanding and combining like terms, dividing a greatest common factor, and identifying between two squares or factorable trinomials. An example expression and quick-start guide are included.
Saddleback College
Algebra2 Go: Prealgebra
The resource consists of comprehensive learning tools such as class notes, video lectures, and templates through which students can review prealgebra topics.
Discovery Education
Discovery Education: Web Math: Multiplying Polynomials
This WebMath interactive site allows students to enter problems and get an answer. It offers tips on how to multiply polynomials.
Purple Math
Purplemath: Multiplying Simple Polynomials
This Purplemath tutorial shows three methods for multiplying polynomials: distribution, FOIL, and columns.
Other
Chili Math: The Distributive Property of Multiplication Over Addition
The distributive property of multiplication over addition allows us to eliminate the grouping symbol, usually in the form of parenthesis. Illustrates the basic pattern or formula and how to apply it.