document.write( "Question 185286: Tony has $2.50 in nickels and dimes. He has twice as many dimes as nickels. How many does he have of each? \n" ); document.write( "

Algebra.Com's Answer #138981 by vleith(2983) $\"\"$ $\"About$

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Let d be the dimes and n be the nickels
\n" ); document.write( "Given $\"d+=+2n\"$
\n" ); document.write( " $\"10d+%2B+5n+=+250\"$
\n" ); document.write( " $\"10%2A2n+%2B+5n+=+250\"$
\n" ); document.write( " $\"25n+=+250\"$
\n" ); document.write( " $\"n+=+10\"$
\n" ); document.write( " $\"d+=+2%2A10\"$ = $\"20\"$ \r
\n" ); document.write( "\n" ); document.write( "Does 20 dimes and 10 nickels result in $2.50?? \n" ); document.write( "

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