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N is the incenter of triangle ABC.  Use the given information to find NF.

 

ND = 6x - 2

 

NE = 3x + 7

 

 Feb 16, 2021
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ND = NE = NF
6x - 2 = 3x + 7

3x = 9

x = 3

 

This means NF = 6x - 2 = 6(3) - 2 = 18 - 2 = 16, which is your answer :)

 Feb 17, 2021

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