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They are two terms of an algebraic expression.

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Wiki User

9y ago

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More answers

It is an algebraic " phrase ", but in not a complete algebraic expression. What does the expression equal?

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Wiki User

9y ago
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21.5 decreased by x

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Anonymous

4y ago
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X LESS 21.5

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Anonymous

4y ago
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Q: Which phrase describes the algebraic expression x-21.5?
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