document.write( "Question 442576: 9).Factor xy-xa+y-a\r
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Algebra.Com's Answer #305287 by MathLover1(20850) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( " $\"xy-xa%2By-a\"$ ...group\r
\n" ); document.write( "\n" ); document.write( " $\"%28xy-xa%29%2B%28y-a%29\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"x%28y-a%29%2B%28y-a%29\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"%28x%2B1%29%28y-a%29\"$ \n" ); document.write( "

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