jbaby640 jbaby640

06-06-2017
Mathematics

contestada

Let W be a point between points U and V on
. If UV = 13, UW = 2y – 9, and WV = y – 5, solve for y.

Respuesta :

Apocrophon Apocrophon

06-06-2017

So if point W is somewhere on the line segment UV, then the equation UV = UW + WV is true.

[tex]UV = UW + WV\\(13)=(2y-9)+(y-5)\\13=2y-9+y-5\\13=(2y+y)+[(-9)+(-5)]\\13=3y-14\\27=3y\\\\y=9[/tex]

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