document.write( "Question 1100355: Sam has $3.15 in quarters nickels and dimes he has half as many quarters as he has dimes and nickels together he also has two more nickels than dimes how many of each coin are there \n" ); document.write( "
Algebra.Com's Answer #714821 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
\"5n%2B10d%2B25q=315\"
\n" ); document.write( "\"n%2B2d%2B5q=63\"\r
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\n" ); document.write( "\n" ); document.write( "\"q=%28n%2Bd%29%2F2\"
\n" ); document.write( "and
\n" ); document.write( "\"n-d=2\"\r
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\n" ); document.write( "\n" ); document.write( "Solve this system: \"system%28n%2B2d%2B5q=63%2Cn%2Bd=2q%2Cn-d=2%29\"\r
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\n" ); document.write( "\n" ); document.write( "E2 & E3:
\n" ); document.write( "\"2n=2q%2B2\"
\n" ); document.write( "\"n=q%2B1\"\r
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\n" ); document.write( "\n" ); document.write( "E1 & 2E3:
\n" ); document.write( "\"n%2B2d%2B5q%2B2n-2d=63%2B4\"
\n" ); document.write( "\"3n%2B5q=67\"\r
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\n" ); document.write( "\n" ); document.write( "Just these two equation results:
\n" ); document.write( "\"system%28n=q%2B1%2C3n%2B5q=67%29\"
\n" ); document.write( "and substitute for n.
\n" ); document.write( "\"3%28q%2B1%29%2B5q=67\"
\n" ); document.write( "\"3q%2B3%2B5q=67\"
\n" ); document.write( "\"8q=64\"
\n" ); document.write( "\"q=8\"-------and find the others from this value.
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