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  • Rewrite the expression 21 + 7 as the product of the GCF (greatest common factor) and a sum. Then, simplify the expression. Show all of your steps.

Rewrite the expression 21 + 7 as the product of the GCF (greatest common factor) and a sum. Then, simplify the expression. Show all of your steps.

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Rightarrow 21+7\* 21,;and;7;both;are;divisible;by;7;so,;factor;that;out\* Rightarrow 7(3+1)=7 imes 4=28

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Deependra Verma

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