Do you know how to solve two equations with two unknowns, or variables? There are methods to this madness, so check out our video to learn more!
Author Archive  Mike MᶜGarry

Mike served as a GMAT Expert at Magoosh, helping create hundreds of lesson videos and practice questions to help guide GMAT students to success. He was also featured as "member of the month" for over two years at GMAT Club. Mike holds an A.B. in Physics (graduating magna cum laude) and an M.T.S. in Religions of the World, both from Harvard. Beyond standardized testing, Mike has over 20 years of both private and public high school teaching experience specializing in math and physics. In his free time, Mike likes smashing foosballs into orbit, and despite having no obvious cranial deficiency, he insists on rooting for the NY Mets. Learn more about the GMAT through Mike's Youtube video explanations and resources like What is a Good GMAT Score? and the GMAT Diagnostic Test.
Algebraic Expressions: Quadratic Equations
Quadratic Equations — everyone’s best friend! If you need to learn about these mathematical equations, click here! Let’s go over the basics.
Solving Basic Algebraic Equations
Do you know as much as you need to about solving basic algebraic equations? If not, or if you need a refresher, check out this and our other math videos!
Algebraic Expressions: Factoring Quadratics
How much do you know about factoring quadratics? Could you use a lesson, or a refresher? Click here to check out our video lesson on this topic.
Factoring the Difference of Two Squares
Are you familiar with factoring the difference of two squares? If you want to learn more about this important algebraic concept, click here!
How to Find the Greatest Common Factor
Do you know how to factor algebraic expressions? Do you know how to find the greatest common factor of an expression? Click here and find out!
Algebraic Expressions: The FOIL Method
What in the world is the FOIL Method in algebra? This video will teach you what the acronym stands for, and how to use this valuable tool!
Multiplying Algebraic Expressions
Multiplying algebraic expressions isn’t as difficult as you may think! Check out this video–you may be surprised how well you learn the concepts! Transcript: Multiplying Algebraic Expressions In the previous lesson, we talked about adding or subtracting algebraic expressions. In this lesson we will begin the discussion of multiplying algebraic expressions. Looking at the two […]
Simplifying Algebraic Expressions
How much do you know about simplifying algebraic expressions? If the answer is “not much” or “not enough,” check out this video and blog to learn more!
Intro to Algebra
What is Algebra, exactly? In this video, Intro to Algebra, we’ll take a look at some of the basics of Algebra that every student needs to know.