Respuesta :

Kaikerscupcake
All the triangles angles equal 180 degrees. 

2x+3x+50=180 <== I think this is an answer choice

5x+50=180

But, I'm going to solve it for ya. 

Subtract 50 on both sides.

5x=130

x=26

I hope this helps!
~kaikers


good job