4 years ago

Which expression shows the sum 9 + 21 rewritten as a product of the GCF and a sum?

Mathematics

1 answer:

Andrej [43]4 years ago

5 0

B.
9 = 3 x 3
21 = 3 x 7
GCF = 3
3 x 3 + 3 x 7 = 9 + 21 = 30

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