Mathematics Terms and Definitions

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Absolute Value

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The distance between zero and the point representing a real number on the number line.

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Algebraic Expression

Back

An expression that contains at least one variable.

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Combine Like Terms

Back

Add or subtract terms that have the same variable and exponent.

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Constant

Back

A term with no variables.

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Distributive Property

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For any real numbers a, b, and c, a(b + c) = ab + ac.

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Domain

Back

The set of all first coordinates (x-values) of a relation or function.

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Elimination Method

Back

Used to solve systems in which one variable is eliminated by adding or subtracting two equations in the system.

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Equation

Back

A mathematical sentence with an equal sign.

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Equivalent Expressions

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Expressions that are equal to each other.

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Evaluate

Back

Replace each variable with a number and follow the order of operations.