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1 August, 06:09

The expression 9+21 factored using GCF is?

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Answers (2)
  1. 1 August, 06:21
    0
    Rewrite and factor 9 and 21;

    3•3+3•7 = 3 (3+7)

    GCF for 9 and 21 is 3
  2. 1 August, 08:55
    0
    GCF is 3 because 3 times 3 is 9 and 3 times 7 is 21.
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