document.write( "Question 11338: How many pounds of candy selling for $5.80 per pound should be mixed with 7 punds of candy selling for $2.40 per pund to obtain a mixture for $3.42 per pound? \n" ); document.write( "
Algebra.Com's Answer #5877 by longjonsilver(2297)![]() ![]() You can put this solution on YOUR website! this is an easy question to solve, once you get past all the english.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "First let x = amount of candy required (at £5.80).\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "so, we have candy1 + candy2 = (mixture)...that is all there is to it!\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "so we have 5.80x + 7(2.40) = (7+x)*3.42 \n" ); document.write( "5.80x + 16.80 = 23.94 + 3.42x \n" ); document.write( "2.38x = 7.14 \n" ); document.write( "x = 3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "so, we need 3lb of the first candy.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "jon. \n" ); document.write( " \n" ); document.write( " |