Respuesta :

Hello :)

Step-by step explanation :

10x -27 = 2x +29

10x -2x = 27+29

8x = 56

x =7

(10.7)-27=70-27 = 43

Rule = (n-2).180 = (4-2).180=2.180=360°

43.2=86

360-86=274

274/2=137°

137°

Have a nice day :)