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

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

asked Feb 21, 2018 118k views

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

Mathematics
middle-school

by Mpjdem

9.1k points

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2 Answers

7 votes

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

Floriankapaun answered Feb 23, 2018

by Floriankapaun

8.2k points

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3 votes

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

DolDurma answered Feb 25, 2018

8.5k points

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