Answer:
49°
Step-by-step explanation:
Line ED is 180°, so you can subtract 180 - 67 to find the value of ∠ACB, which is 113°. Since the angles of a triangle will always add up to 180°, you just need to subtract 180 - 18 - 113. This will get you 49°.
x=16
uhhhh the answer is -9 I think
