document.write( "Question 136485: The sum of an integer and its reciprocal is 82/9. Find the integer.\r
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document.write( "Could you please show me how to do this? Thanks so much \n" );
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Algebra.Com's Answer #99974 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! X+1/X=82/9 \n" ); document.write( "(X*X+1)/X=82/9 \n" ); document.write( "(X^2+1)/X=82/9 NOW CROSS MULTIPLY \n" ); document.write( "9(X^2+1)=82X \n" ); document.write( "9X^2+9-82X=0 \n" ); document.write( "9X^2-82X+9=0 \n" ); document.write( "(9X-1)(X-9)=0 \n" ); document.write( "9X-1=0 \n" ); document.write( "9X=-1 \n" ); document.write( "X=-1/9 ANSWER. \n" ); document.write( "X-9=0 \n" ); document.write( "X=9 ANSWER. \n" ); document.write( " |