document.write( "Question 1016372: John has a collection of 75 coins. His collection has only nickels and dimes. He has 4 times as many dimes as nickels. How many nickels are in his collection
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Algebra.Com's Answer #632771 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! Call then numbers of nickels and dimes, n and d. \n" ); document.write( "Then we have \n" ); document.write( "n + d = 75 and \n" ); document.write( "d = 4n \n" ); document.write( "Now substitute and get \n" ); document.write( "n + 4n = 75 \n" ); document.write( "5n = 75 \n" ); document.write( "n = 15 nickels \n" ); document.write( " |