YOU SAID:

if you whomst'd've do that,then who would clean it up for you tho?

INTO JAPANESE

誰がそれをしたなら、誰があなたのためにそれをきれいにするでしょうか？

BACK INTO ENGLISH

Who did it and who would clean it for you?

INTO JAPANESE

誰がそれをし、誰があなたのためにそれを掃除しますか？

BACK INTO ENGLISH

Who does it and who cleans it for you?

INTO JAPANESE

誰がそれをし、誰があなたのためにそれをきれいにしますか？

BACK INTO ENGLISH

Who does it and who cleans it for you?