document.write( "Question 359023: In the collection of nickels dimes, and quarters, there are twice as many dimes as nickels, and 2 fewer quarters than dimes. The total value of the coins is $4. How many nickels are there in the collection? \n" ); document.write( "
Algebra.Com's Answer #256225 by mananth(16946)\"\" \"About 
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there are twice as many dimes as nickels, and 2 fewer quarters than dimes. The total value of the coins is $4. How many nickels are there in the collection?
\n" ); document.write( "let nickels be x
\n" ); document.write( "dimes = 2x
\n" ); document.write( "quarters = 2x-2
\n" ); document.write( "...
\n" ); document.write( "5x+10*2x+25(2x-2)=400
\n" ); document.write( "5x+20x+50x-50=400
\n" ); document.write( "75x=400+50
\n" ); document.write( "75x=450
\n" ); document.write( "x=6 nickels
\n" ); document.write( "dimes= 2x=12
\n" ); document.write( "quarters= 2x-2 = 10
\n" ); document.write( "..
\n" ); document.write( "6*5+12*10+10*25=400
\n" ); document.write( "...
\n" ); document.write( "m.ananth@hotmail.ca
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