Answer:
C
Step-by-step explanation:
4(3x+5) = 12x+20
A circle is 360°.
Add the known angle measures and subtract the total from 360°.
115+105+60 =280°
360 - 280 = 80°
X= 80°
The answer is 22.5!!!XD
I got this answer by multiplying 0.15 times 150 and I got 22.5
Hope this helped!!!XD