document.write( "Question 44695This question is from textbook beginning algebra
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document.write( ": 61) In Anna's purse there are 11 coins consisting of nickels and dimes.If the total value of these coins is $0.95,how many of each type of coin are there?\r
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document.write( "#61) A bank customer withdraws $200 from her account in $10 and $20 bills.she requests twice as many $20 as $10 bills.How many of each kind of bill does she receive? \n" );
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Algebra.Com's Answer #29570 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! #60) In Anna's purse there are 11 coins consisting of nickels and dimes.If the total value of these coins is $0.95,how many of each type of coin are there? \n" ); document.write( "Let number of nickels be \"x\" \n" ); document.write( "Then number of dimes is \"11-x\" \n" ); document.write( "Value of the nickels is 5x cents \n" ); document.write( "Value of the dimes is 10(11-x)=110-10x cents\r \n" ); document.write( "\n" ); document.write( "EQUATION: \n" ); document.write( "value + value = 95 cents \n" ); document.write( "5x+110-10x=95 \n" ); document.write( "-5x=-15 \n" ); document.write( "x=3 (number of nickels) \n" ); document.write( "11-x=8 (number of dimes) \n" ); document.write( "--------------------------------------- \n" ); document.write( "#61) A bank customer withdraws $200 from her account in $10 and $20 bills.she requests twice as many $20 as $10 bills.How many of each kind of bill does she receive? \n" ); document.write( "Let the number of $10 bills be \"x\" \n" ); document.write( "Then number of $20 bills = 2x \n" ); document.write( "Value of the $10 bills is 10x dollars \n" ); document.write( "Value of the $20 bills is 20(2x)=40x dollars\r \n" ); document.write( "\n" ); document.write( "EQUATION: \n" ); document.write( "value + value = $200 \n" ); document.write( "10x + 40x = 200 \n" ); document.write( "50x = 200 \n" ); document.write( "x=4 (number of $10 bills) \n" ); document.write( "2x=8 (number of $20 bills)\r \n" ); document.write( "\n" ); document.write( "Cheers, \n" ); document.write( "Stan H.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |