document.write( "Question 139871: The sum of three consecutive integers are arranged such that twice the middle integer is equal to 9 more than the largest. What is the sum of the three integers? \n" ); document.write( "
Algebra.Com's Answer #101956 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! Three consecutive integers, x, (x+1), (x+2) \n" ); document.write( ": \n" ); document.write( "The sum of three consecutive integers are arranged such that twice the middle integer is equal to 9 more than the largest. \n" ); document.write( "2(x+1) = (x+ 2) + 9 \n" ); document.write( ": \n" ); document.write( "2x + 2 = x + 11 \n" ); document.write( ": \n" ); document.write( "2x - x = 11 - 2 \n" ); document.write( "; \n" ); document.write( "x = 9 is the 1st integer \n" ); document.write( ": \n" ); document.write( "What is the sum of the three integers? \n" ); document.write( "9 + 10 + 11 = 30 \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Check solution in the statement: \n" ); document.write( "\"twice the middle integer is equal to 9 more than the largest.\" \n" ); document.write( "2 * 10 = 11 + 9 \n" ); document.write( " |