posted by Christopher .
can someone help me solve this?
If you examine the numerator, you will see that it is
y^2(y-1) - 5(y+1)
Something tells me there's a typo, and it should have read
y^2(y+1) - 5(y+1)
so you have
If it is correct as written, then visit
calc101.com and click on the Long Division link to see all the details.