Question

Add 9/y-3 + 9/y+3 =

Answer 1

\[\frac{9}{y-3}+\frac{9}{y+3}\]
\[\frac{9(y+3)+9(y-3)}{(y-3)(y+3)}\]

Answer 2

\[\frac{9y+27+9y-27}{(y-3)(y+3)}\]
\[\frac{18y}{(y-3)(y+3)}\]

Answer 3

agree