YOU SAID:

my brother is playing his saxaphone and he is relly loud

INTO JAPANESE

私の兄はサックスを演奏していて、彼はとてもうるさいです

BACK INTO ENGLISH

My brother is playing the saxophone and he is very noisy

INTO JAPANESE

私の兄はサックスを演奏していて、とてもうるさいです

BACK INTO ENGLISH

My brother is playing the saxophone and is very noisy

INTO JAPANESE

兄はサックスを弾いていてとてもうるさいです

BACK INTO ENGLISH

My brother is playing the saxophone and is very noisy