document.write( "Question 997907: Lillian has 14 coins in her wallet. They coins total $1.30. She has twice as many dimes as quarters and twice as many nickels as dimes. How many quarters , dimes and nickels does she have ???
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Algebra.Com's Answer #615835 by addingup(3677)\"\" \"About 
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q+d+n= 14
\n" ); document.write( "0.25q+0.10d+0.05n= 1.30
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\n" ); document.write( "1/2d= q (twice as many dimes means 1/2 the dimes = quarters)
\n" ); document.write( "2d= n
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\n" ); document.write( "Let's clarify and continue. We have:
\n" ); document.write( "d= d
\n" ); document.write( "1/2d= q
\n" ); document.write( "2d= n
\n" ); document.write( "1/2d+d+2d= 14
\n" ); document.write( "3.5d= 14
\n" ); document.write( "d= 4 There are 4 dimes, (1/2d= q= 4/2=2)2 quarters, and (2d= 4*2=8)8 nickels
\n" ); document.write( "Proof
\n" ); document.write( "4*0.10= 0.40
\n" ); document.write( "2*0.25= 0.50
\n" ); document.write( "8*0.05= 0.40
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\n" ); document.write( "Total.....1.30 We have the correct answer
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