document.write( "Question 39910: If possible, simplify the ratinoal expression.\r
\n" ); document.write( "\n" ); document.write( "y^2 - 81 / 2y - 18
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Algebra.Com's Answer #25338 by fractalier(6550)\"\" \"About 
You can put this solution on YOUR website!
Let us factor top and bottom and see if anything cancels...so from
\n" ); document.write( "y^2 - 81 / 2y - 18 =
\n" ); document.write( "(y + 9)(y - 9) / 2(y - 9) =
\n" ); document.write( "(y + 9) / 2
\n" ); document.write( "The y - 9's cancel...
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