YOU SAID:
I have to go to school on friday and do maths
INTO JAPANESE
私は金曜日に学校に行き、数学をしなければならない
BACK INTO ENGLISH
I have to go to school on Friday and do math.
INTO JAPANESE
私は金曜日に学校に行って数学をしなければならない。
BACK INTO ENGLISH
I have to go to school and do math on Friday.
INTO JAPANESE
私は金曜日に学校に行って数学をしなければならない。
BACK INTO ENGLISH
I have to go to school and do math on Friday.
You've done this before, haven't you.