lachula lachula

18-09-2014
Mathematics

contestada

if K is the midpoint of HJ, HK equals x+6, and HJ equals 5x-6, then KJ equals?

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glennzhang98 glennzhang98

18-09-2014

x + 6 = 5x - 6
12 = 4x
x = 3
KJ = 2 ( x+ 6 ) = 2 * 9 = 18

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