I will upvote and give brainliest answer

Answer:
The answer would be x= 45
There are 3 ways to answer this question.
1st Way (The Fastest)
160 - 115 = 45
2nd Way
160 - 180 = 20
160 + 20 + 20 + 115 = 315
315 - 360 = 45
3rd Way
160 - 180 = 20
20 + 115 = 135
135 - 180 = 45
Hope This Helps