Answer
$\frac{-y^2+2y+2}{3y+1}$
Work Step by Step
$\frac{y^2+2y-1}{3y+1}-\frac{2y^2-3}{3y+1}$
$\frac{y^2+2y-1-2y^2+3}{3y+1}$
$\frac{-y^2+2y+2}{3y+1}$
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