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Algebra basics (ASL)

Course: Algebra basics (ASL) > Unit 2

Lesson 1: Introduction to variables (ASL)
Math
Algebra basics (ASL)
Algebraic expressions (ASL)
Introduction to variables (ASL)
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Evaluating an expression with one variable

Google Classroom
Learn how to evaluate an expression with variables using a technique called substitution (or "plugging in"). Created by Sal Khan and Monterey Institute for Technology and Education.

Video transcript