Respuesta :

Answer:

x=100

Step-by-step explanation:

(2x+8)+(71-x)=180

2x+8+71-x=180

x+80=180

x=180-80

x=100

Answer:

x = 101

Step-by-step explanation:

First, simplify the equation

2x + 8 + 71 - x = 180

x + 79 = 180

both side we subtract with 79 so the 79 on the left go away

x = 180 - 79

x = 101