Respuesta :

teshzing81

Answer:

x= 17.3889⁰

Explanation:

6x+ 3+ x+12.5+2x+8

6x+x+2x= 9x

3+12.5+8=23.5

9x+23.5=180

180-23.5= 156.5

9x=156.5

17.3889

ans= 17.3889⁰