document.write( "Question 257422: The sum of two consecutive integers is 19 less than their product. Find the integers \n" ); document.write( "
Algebra.Com's Answer #189338 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! The sum of two consecutive integers is 19 less than their product. Find the integers \n" ); document.write( ". \n" ); document.write( "Let x = first of two consecutive integers \n" ); document.write( "then \n" ); document.write( "x+1 = second of two consecutive integers \n" ); document.write( ". \n" ); document.write( "x + x+1 = x(x+1) - 19 \n" ); document.write( "2x+1 = x^2 + x - 19 \n" ); document.write( "1 = x^2 - x - 19 \n" ); document.write( "0 = x^2 - x - 20 \n" ); document.write( "0 = (x-5)(x+4) \n" ); document.write( "x = {-4, 5} \n" ); document.write( ". \n" ); document.write( "Two possible answers \n" ); document.write( "5 and 6 \n" ); document.write( ". \n" ); document.write( "Or, \n" ); document.write( "-4 and -3 \n" ); document.write( " \n" ); document.write( " |