CHRONICxDJ CHRONICxDJ
  • 01-02-2019
  • Mathematics
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Sole the equation 6n + 9 = -3n - 21 - 6 for n

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SINAZEUS
SINAZEUS SINAZEUS
  • 01-02-2019
n is -4
[tex]6n + 9 = - 3n - 21 - 6 \\ 9n = - 36 \\ n = \frac{ - 36}{9} = - 4[/tex]



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wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 02-02-2019

Answer:

n=-4

Step-by-step explanation:

6n + 9 = -3n - 21 - 6

Add 3n to each side

6n+3n + 9 = -3n+3n - 21 - 6

9n+9 = -27

Subtract 9 from each side

9n+9-9 = -27-9

9n = -36

Divide each side by 9

9n/9 = -36/9

n = -4

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