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Aida applied the distributive property to write the equivalent expressions below.

15 + 21 = 3(4 + 8)

What is Aida’s error?
Aida used 3 as the factor, which is not common to 15 and 21.
Aida did not correctly divide by the common factor to get (4 + 8).
Aida did not apply the correct operations to the expressions.
Aida wrote two expressions that are not equivalent.

User Ingen
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2 Answers

2 votes
Aida did not correctly divide by the common factor to get (4+8).
User Matthew Wilkes
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3 votes
aida did not correctly divide by the common factor to get (4+8)
User Phoenix Bird
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