mmgallegososslie mmgallegososslie

03-08-2017
Mathematics

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9 - 12n 2 + 4n 3 - 7n

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xavie2004 xavie2004

03-08-2017

Use symbol lab for this it'll save a lot of your time

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03-08-2017

-19n+9 is the right answer just group them together it make it easier on you

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