document.write( "Question 600568: A coin purse contains 65 coins in nickels and dimes. the coins have a total value of $5.10. Find the number of dimes and nickles in the purse.
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document.write( "How do i work this problem? \n" );
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Algebra.Com's Answer #379381 by Nihal@SriLanka(22)![]() ![]() ![]() You can put this solution on YOUR website! Assume no of nickels is x. Then no of dimes will be 65-x. \n" ); document.write( "since value of all coins have to add up to $ 5.10 we have the following equation.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "5x + 10(65-x) = 510 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Solving the equation we have x = 28\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |