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21-09-2018
Mathematics

contestada

if 6x+7°and 8x-17°are vertical angles, whats x

Respuesta :

21-09-2018

Since the two measures are vertical angles, you want to set them equal to each other :

6x+7=8x-17
-6x -6x
——————
7=2x-17
+17 +17
———————
24= 2x
X= 12
———

The answer is 12.

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