document.write( "Question 757704: . Dave has 8 more dimes than nickels in his pocket. In total, the coins in his pocket are worth
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document.write( " $3.05. How many of each type of coin does he have?
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Algebra.Com's Answer #461011 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Dave has 8 more dimes than nickels in his pocket. In total, the coins in his pocket are worth $3.05. How many of each type of coin does he have? \n" ); document.write( "-------------- \n" ); document.write( "Quantity Eq: d = n + 8 \n" ); document.write( "Value: 10d + 5n = 305 cents \n" ); document.write( "----------------------------- \n" ); document.write( "Substitute for \"d\" and solve for \"n\": \n" ); document.write( "10(n+8)+5n = 305 \n" ); document.write( "15n + 80 = 305 \n" ); document.write( "15n = 225 \n" ); document.write( "n = 15 (# of nickels) \n" ); document.write( "---- \n" ); document.write( "Solve for 'd: \n" ); document.write( "d = n+8 \n" ); document.write( "d = 23 (# of dimes) \n" ); document.write( "========================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "========================= \n" ); document.write( " \n" ); document.write( " |