Respuesta :

syedamaimuna9a6

Answer:

x = 53

Step-by-step explanation:

angle 3 + angle 8 = 180 because of linear pair

66 + 2x + 8 = 180

74 + 2x = 180

2x = 180 - 74

2x = 106

x = 106/2

x = 53

aliyahmae2006
x equals fifty three