zoefogle05 zoefogle05

16-12-2017
Mathematics

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a triangle has side lengths with length of 4 x - 4 x - 2 + x - 7 what is the perimeter of the triangle

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behdeen2ozqekq behdeen2ozqekq

16-12-2017

4X-4X=0+X=X
-2-7=-9
so it's x-9

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