Respuesta :

Answer: 15

Step-by-step explanation:

8x-60°

8(15)-60°

120°-60°

60°

X WILL EQUAL 15 BECAUSE 120 - 60 WILL EQUAL 60!

THE TRIANGLE MUST ADD UP TO 180°!!

Answer:

x=15

Step-by-step explanation:

too hard to explain but

all triangles are 180 degrees

so

60 plus 60 = 120

180-120 = 60

60+60=8x

120=8x

120/8 =

15