How to evaluate an expression with variables

Learn how to evaluate an expression with variables using a technique called substitution (or "plugging in").
Resource ID#: 124875 Type: Tutorial
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Direct Link: https://www.khanacademy.org/math/algebra/introduction-to-algebra/variable-and-expressions/v/variables-and-expressions-1

General Information

Subject(s): Mathematics
Grade Level(s): 6, 9, 10, 11, 12
Intended Audience: Students
Suggested Technology: Computers for Students, Internet Connection, Speakers/Headphones
Keywords: variables, Expressions, Equations, Substitution
Instructional Component Type(s): Tutorial
Resource Collection: Secondary Math specific existing tutorials

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