# 1.13: Single Variable Expressions

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**Practice**Single Variable Expressions

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Algebraic Expression

An expression that has numbers, operations and variables, but no equals sign.Evaluate

To evaluate an expression or equation means to perform the included operations, commonly in order to find a specific value.Expression

An expression is a mathematical phrase containing variables, operations and/or numbers. Expressions do not include comparative operators such as equal signs or inequality symbols.Variable Expression

A variable expression is a mathematical phrase that contains at least one variable or unknown quantity.### Image Attributions

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Description

Learn to understand variables and evaluate single variable expressions with given values.

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Date Created:

Oct 29, 2012
Last Modified:

Jul 12, 2016
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