View this tutorial to see the steps needed in order to add polynomials vertically. [4:12]
Plugging variables into an expression is essential for solving many algebra problems. Learn how to do it by watching this tutorial. [3:56]
Watch this tutorial to learn how to create an equation and solve it to find the missing measurements of the interior angles of a polygon. [5:32]
Learn the step-by-step process of substitution used to solve two equations with two variables by watching this tutorial. [3:27]
Discover how to solve two equations each with the same two unknown variables by watching the step-by-step method in this video tutorial. [3:28]
This tutorial shows the steps you need to take when subtracting two polynomials vertically. [5:30]
Choose from three video tutorials that relate to the Common Core standard HSA-CED.A.4. Topics covered include solving a formula for a variable, literal equations, and solving for a variable in terms of another variable.
Watch this video tutorial to discover how to solve an inequality for a variable. Remember to perform the order of operations in reverse. [1:59]
Combining like terms together is a key part of simplifying mathematical expressions, so watch this tutorial to see how it is done. [7:25]
The product property of square roots is really helpful when you're simplifying radicals. Watch this tutorial and learn about it. [4:15]
This tutorial provides the definition of a polynomial and illustrates some of the common names for certain polynomials. [7:42]
Take a look at this tutorial to get a clear understanding of what a coefficient is. [6:01]
When an equation has two variables, the set of ordered pairs that are the solution to the equation is called the solution set to the equation. In this tutorial, you'll learn the definition of a solution set and see an example. [0:59]
Learn how to write simple algebraic expressions. [1:38]
Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.
Provides a thorough step-by-step approach to combining like terms. Takes the student through important vocabulary used, as well as examples to help explain the topic. Several pages of notes are offered along with relevant links at the end.
This site from WyzAnt explores what simplifying is, as well as how to simplify a variety of algebraic equations. Content focuses on simplifying multiple signs, combining like terms, simplifying multiplication, distributing a number or sign into parenthesis, using the FOIL method to multiply two or more parenthesis, and simplifying exponents of a number.