Help pls- And now brainly is making me type more soo-

Answer:
72.32
Step-by-step explanation:
Angle in a straight line add up to 180. Using that you are able to find out x.
So 8x+7x+44.4 = 180
15x+44.4 = 180
15x = 135.6
x = 9.04
8*9.04 = 72.32