Respuesta :

Answer:

X= 27 2x27=54+15=69 111+69=180

Step-by-step explanation:

Answer:

C)  x = 27

Step-by-step explanation:

The angles 111 and 2x + 15 make a straight line, so their sum is equal to 180:

111 + 2x+15 = 180

2x + 126 = 180

2x = 54

x = 27

Hope that helped! :)