document.write( "Question 163514: hi guys need your help on this one\r
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document.write( "A VENDOR SELLS HOT DOGS AND BAGS OF POTATO CHIPS. A CUSTOMER BUYS 2 DOGS AND 5 BAGS OF POTATO CHIPS FOR $12.00. ANOTHER CUSTOMER BUYS 5 HOT DOGS AND 3 BAGS OF POTATO CHIPS FOR $15.75. FIND THE COST OF EACH ITEM.
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Algebra.Com's Answer #120456 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 2D+5C=12 MULTIPLY THIS EQUATION BY 5 \n" ); document.write( "5D+3C=15.75 MULTIPLY THIS EQUATION BY -2 & ADD. \n" ); document.write( "10D+25C=60 \n" ); document.write( "-10D-6C=-31.5 \n" ); document.write( "---------------------------- \n" ); document.write( "19C=28.5 \n" ); document.write( "C=28.5/19 \n" ); document.write( "C=1.50 FOR EACH BAG OF CHIPE. \n" ); document.write( "2D+5*1.50=12 \n" ); document.write( "2D+7.50=12 \n" ); document.write( "2D=12-7.50 \n" ); document.write( "2D=4.50 \n" ); document.write( "D=4.50/2 \n" ); document.write( "D=2.25 FOR EACH HOT DOG. \n" ); document.write( "PROOF: \n" ); document.write( "5*2.25+3*1.50=15.75 \n" ); document.write( "11.25+4.50=15.75 \n" ); document.write( "15.75\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |