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12-07-2017
Mathematics

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K is the midpoint of AB . if AK = 3x + 1 and KB=1/3x+9, find the length of AK

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Аноним Аноним

12-07-2017

I hope this helps you

3x+1=1/3x+9

3x-1/3x=9-1

8/3x=8

X=3

AK=3.3+1=10

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