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5 votes
Factor completely: 21a+27

User Chris Poe
by
7.5k points

1 Answer

3 votes

Answer:

3(7a + 9)

Explanation:

21a + 27

3(7a + 9)

When you expand

3 x 7a + 3 x 9

21a + 27

User Hoyhoy
by
7.3k points