help asap ill give brainliest

Help Asap Ill Give Brainliest class=

Answer :

Answer:18

4x +108=180

Step-by-step explanation:

Answer:

x=18

Step-by-step explanation:

a straight angle is a total of 180 degrees so you subtract 108 from 180 to get 72 and then divide by 4 to get 18