1.x=-8
2.x=-2
3.x=1.6
4.r=-36
5.n=- 153/5
Answer:
9 sides
Step-by-step explanation:
The sum of the exterior angles of a polygon = 360°
To find the number of sides n divide the sum by 40°
n = 360° ÷ 40° = 9
Answer:
2n + 11
Step-by-step explanation:
You can combine 4n and -2n.
You get 2n + 11
Answer: I think the answer is 3x
Step-by-step explanation:
