mmgallegososslie mmgallegososslie
  • 03-08-2017
  • Mathematics
contestada

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

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xavie2004
xavie2004 xavie2004
  • 03-08-2017
Use symbol lab for this it'll save a lot of your time
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ZachG1
ZachG1 ZachG1
  • 03-08-2017
-19n+9 is the right answer just group them together it make it easier on you 
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