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# 1.13: Single Variable Expressions

Difficulty Level: At Grade Created by: CK-12
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Practice Single Variable Expressions

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Estimated11 minsto complete
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Estimated11 minsto complete
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### Vocabulary Language: English

TermDefinition
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.

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