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Geometry 

party.girl286  Jan 29, 2018
 #1
avatar+87604 
+2

Opposite sides of a parallelogram are congruent

 

So

 

NM  = OL

 

x +  15  = 3x + 5     subtract  x, 5  from both sides

 

10  =  2x       divide both sides by 2

 

5  = x

 

So....using  either equation     (5) + 15  =  20  =   NM  = OL   ⇒ 2nd answer

 

 

cool cool cool

CPhill  Jan 29, 2018

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