Answer:
7/9y+441/567
Step-by-step explanation:
y^2-49/81y+567÷y-7/63
=y^2-49/81y+567×63/y-7
=(y-7)(y+7)/81y+567×63/y-7
=(y+7)×63/81y+567
=63y+441/81y+567
=7/9y+441/567
