document.write( "Question 369942: if you have $3.45 In quarters and dimes, and he has four more quarters than dimes how much does he have of each coin?
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Algebra.Com's Answer #263693 by Fombitz(32388) $\"\"$ $\"About$

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Let Q be the number of quarters, D dimes.
\n" ); document.write( "1. $\"Q=4%2BD\"$
\n" ); document.write( "2. $\"25Q%2B10D=345\"$
\n" ); document.write( "Substitute eq. 1 into eq. 2,
\n" ); document.write( " $\"25%284%2BD%29%2B10D=345\"$
\n" ); document.write( " $\"100%2B25D%2B10D=345\"$
\n" ); document.write( " $\"35D=245\"$
\n" ); document.write( " $\"highlight%28D=7%29\"$
\n" ); document.write( "Then from eq. 1,
\n" ); document.write( " $\"Q=4%2B7\"$
\n" ); document.write( " $\"highlight%28Q=11%29\"$ \n" ); document.write( "

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