document.write( "Question 879243: The total value of a collection of dimes and nickels is $2.70. If the total number of coins is 39, how many of each type of coin are there?\r
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document.write( " Number of dimes:
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document.write( " Number of nickels: \n" );
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Algebra.Com's Answer #530628 by ewatrrr(24785) You can put this solution on YOUR website! The total value of a collection of dimes and nickels is $2.70. \n" ); document.write( "If the total number of coins is 39, how many of each type of coin are there? \n" ); document.write( " Number of dimes: x \n" ); document.write( " Number of nickels: (39-x) \n" ); document.write( " 10x + 5(39-x) = 270 (cents makes sense) \n" ); document.write( " 5x = 75 \n" ); document.write( " x = 15, the number of dimes. 24 Nickels \n" ); document.write( "checking \n" ); document.write( " |