2 years ago

The expression 9+21 factored using GCF is?

Mathematics

2 answers:

Blizzard [7]2 years ago

8 0

Rewrite and factor 9 and 21;

3•3+3•7= 3(3+7)

GCF for 9 and 21 is 3

harkovskaia [24]2 years ago

8 0

GCF is 3 because 3 times 3 is 9 and 3 times 7 is 21.

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