document.write( "Question 302212: Perform the indicated operation.
\n" ); document.write( "(7y^2)/(y-1)±(-7y)/(y-1)how do you do this
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Algebra.Com's Answer #216741 by london maths tutor(243)\"\" \"About 
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\"%28%287y%5E2%29%2B%28-7y%29%29%2F%28y-1%29\"\r
\n" ); document.write( "\n" ); document.write( "= \"%287y%5E2-7y%29%2F%28y-1%29\"\r
\n" ); document.write( "\n" ); document.write( "= \"%28%287y%29%28y-1%29%29%2F%28y-1%29\" \r
\n" ); document.write( "\n" ); document.write( " cancel out \"y-1\"
\n" ); document.write( "= 7y\r
\n" ); document.write( "\n" ); document.write( "\"%28%287y%5E2%29-%28-7y%29%29%2F%28y-1%29\"\r
\n" ); document.write( "\n" ); document.write( "= \"%287y%5E2%2B7y%29%2F%28y-1%29\"
\n" ); document.write( "= \"%28%287y%29%28y%2B1%29%29%2F%28y-1%29\"
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