document.write( "Question 49092: Three and a half punds of peaches cost $1.68 How much will two and a half pounds cost? please put explation thank you \n" ); document.write( "
Algebra.Com's Answer #32542 by AnlytcPhil(1806)![]() ![]() You can put this solution on YOUR website! Three and a half pounds of peaches cost $1.68 \r\n" ); document.write( "How much will two and a half pounds cost? \r\n" ); document.write( "please put explanation thank you\r\n" ); document.write( "\r\n" ); document.write( "3 1/2 is to $1.68 as 2 1/2 is to $_____?\r\n" ); document.write( "\r\n" ); document.write( "Write 3 1/2 as 3.5 and 2 1/2 as 2.5\r\n" ); document.write( "\r\n" ); document.write( "3.5 is to $1.68 as 2.5 is to $_____?\r\n" ); document.write( "\r\n" ); document.write( "Replace the words \"is to\" by \" / \"\r\n" ); document.write( "Replace the word \"as\" by \" = \"\r\n" ); document.write( "Replace the $____ by x\r\n" ); document.write( "\r\n" ); document.write( "3.5/1.68 = 2.5/x\r\n" ); document.write( "\r\n" ); document.write( "Cross multiply. \r\n" ); document.write( "That is, multiply the 3.5 times the x,\r\n" ); document.write( "getting 3x, and put that on the left \r\n" ); document.write( "side of an equal sign \r\n" ); document.write( "\r\n" ); document.write( " 3.5x = \r\n" ); document.write( "\r\n" ); document.write( "Now multiply the 1.68 by the 2.5, \r\n" ); document.write( "getting 4.2 and put that on the right\r\n" ); document.write( "side of the equal sign\r\n" ); document.write( "\r\n" ); document.write( " 3.5x = 4.2\r\n" ); document.write( "\r\n" ); document.write( "Now divide both sides by 3.5\r\n" ); document.write( "\r\n" ); document.write( " x = 4.2/3.5\r\n" ); document.write( "\r\n" ); document.write( " x = 1.2 or $1.20\r\n" ); document.write( "\r\n" ); document.write( "Edwin\n" ); document.write( " |