煩わしい　（わずらわしい） と 煩い　（うるさい） はどう違いますか？説明が難しい場合は、例文を教えて下さい。

In my opinion, うるさい is used when you feel annoyed with what you hear or see. わずらわしい　is used when you feel annoyed with your situation.

1 If a fly is flying around your face, you would say うるさい.
2 If you have to go somewhere every morning and you don't like that, you would say わずらわしい.
3 If your neighbour is always too noisy, you would say うるさい about him/her.
4 If your neighbour is always too noisy, and you have to say him/her to stop it and you don't like that, you would say 煩わしい.

1 ハエがうるさい
２　毎朝行くの煩わしい。
３　隣、うるさくて嫌になる。
４　それで言いに行くのも煩わしい。