How do you do this step by step -7(-3n+3)=-21+21n

asked Mar 11, 2020 82.8k views

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Answer:

Explanation:

-7(-3n+3)=21n-21

Because -7*-3n gives you 21n and -7 times 3 gives you -21.

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3 votes

Answer:

ytyu

Explanation:

Obed Castillo answered Mar 15, 2020

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