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

2 Answers

5 votes

Answer:

Explanation:

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

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

answered
User Simon Lindholm
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Answer:

ytyu

Explanation:

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User Obed Castillo
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