document.write( "Question 513440: A bag of coins contains dimes, pennies, and nickels. There are
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document.write( " five more
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document.write( "dimes than nickels. There are three times as many pennies as
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document.write( " nickels.
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document.write( " The bag contains $8.78. How many nickels are in the bag? \n" );
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Algebra.Com's Answer #343002 by oberobic(2304)![]() ![]() ![]() You can put this solution on YOUR website! p = number of pennies \n" ); document.write( "1p = value of the pennies in cents \n" ); document.write( "n = number of nickels \n" ); document.write( "5n = value of nickels in cents \n" ); document.write( "d = number of dimes \n" ); document.write( "10d = value of dimes in cents. \n" ); document.write( ". \n" ); document.write( "d = n+5 \n" ); document.write( ". \n" ); document.write( "p = 3n \n" ); document.write( ". \n" ); document.write( "1p + 5n + 10d = 878 cents \n" ); document.write( ". \n" ); document.write( "3n + 5n + 10(n+5) = 878 \n" ); document.write( ". \n" ); document.write( "8n + 10n +50 = 878 \n" ); document.write( ". \n" ); document.write( "18n = 828 \n" ); document.write( ". \n" ); document.write( "n = 46 \n" ); document.write( ". \n" ); document.write( "p = 3n \n" ); document.write( ". \n" ); document.write( "p = 3*46 = 138 \n" ); document.write( ". \n" ); document.write( "d = n+5 = 46 +5 = 51 \n" ); document.write( ". \n" ); document.write( "Always check your solution. \n" ); document.write( ". \n" ); document.write( "1(138) = $1.38 \n" ); document.write( "5(46) = $2.30 \n" ); document.write( "10(51) = $5.10 \n" ); document.write( "$1.38 + $2.30 + $5.10 = $8.78 \n" ); document.write( "Correct. \n" ); document.write( ". \n" ); document.write( "Always re-read the question to make sure you answer it. \n" ); document.write( ". \n" ); document.write( "Answer: There are 46 nickels in the bag. \n" ); document.write( ". \n" ); document.write( "Done. \n" ); document.write( " \n" ); document.write( " |