YOU SAID:
i can't help you with your homework
INTO JAPANESE
宿題を手伝うことはできません
BACK INTO ENGLISH
I can't help with my homework
INTO JAPANESE
宿題を手伝えない
BACK INTO ENGLISH
Do not help with homework
INTO JAPANESE
宿題は手伝わない
BACK INTO ENGLISH
I can't help with my homework
INTO JAPANESE
宿題を手伝えない
BACK INTO ENGLISH
Do not help with homework
INTO JAPANESE
宿題は手伝わない
it is unlikely that this phrase will ever reach equilibrium