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Math Lessons - 2

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This is a series of mathematics lessons that will review the important topics in algebra. It is presented in videos by the Portland Community College

Math 65 - Lesson 3a
Applications involving Systems of Linear Equations in Two Variables
A Word Problem
Applications involving money
Math 65 - Lesson 3b
Geometry, Systems and Substitution:
Linear Systems based in Geometry
Using Substitution to find new formulas from old.

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
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