Shay1811
Shay1811
14-09-2017
Mathematics
contestada
Help please geometry !
Respuesta :
dpokharnaotzjgn
dpokharnaotzjgn
14-09-2017
So here we can find out that the two angles are vertical angles. That means that they have the same measure. So what we need to do is set them equal to each other:
2x+20=3x-30
x=50
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