document.write( "Question 260088: The product of two consecutive integers is 71 more than their sum. Find the integers. \n" ); document.write( "
Algebra.Com's Answer #191525 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! n*(n+1)=n+n+1+71 \n" ); document.write( "n^2+n=2n+72 \n" ); document.write( "n^2-n-72=0- \n" ); document.write( "(n-9)(n+8)=0 \n" ); document.write( "n=9 (and 10) and n= -8 (and -7)\r \n" ); document.write( "\n" ); document.write( "check \n" ); document.write( "9*10=19+71 \n" ); document.write( "90=90 \n" ); document.write( "-8*-7=-8-8+1+71 \n" ); document.write( "56=72-16 \n" ); document.write( "56=56 \n" ); document.write( " \n" ); document.write( " |