document.write( "Question 435367: Billy has 16 coins in a jar. The jar contains only nickels and dimes. If the coins are worth $1.10, how many nickels does Billy have?
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Algebra.Com's Answer #320590 by jorel1380(3719)\"\" \"About 
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n+d=16
\n" ); document.write( "5n+10d=110
\n" ); document.write( "5n+5d=80
\n" ); document.write( "5d=30
\n" ); document.write( "d=6
\n" ); document.write( "n=10
\n" ); document.write( "Billy has 10 nickels and 6 dimes..
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