document.write( "Question 884473: I need help figuring out this problem please.
\n" ); document.write( "Andrew has $446 in ten-dollar, five-dollar, and one-dollar bills. There were 94 bills in all, and 10 more five-dollars bills than ten-dollars bills. How many one-dollar bills did Andrew have? \n" ); document.write( "

Algebra.Com's Answer #534328 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"T\"$ - number of ten dollar bills
\n" ); document.write( " $\"F\"$ - number of five dollar bills
\n" ); document.write( " $\"Z\"$ - number of one dollar bills
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\n" ); document.write( "1. $\"10T%2B5F%2BZ=446\"$
\n" ); document.write( "2. $\"T%2BF%2BZ=94\"$
\n" ); document.write( "3. $\"F=10%2BT\"$
\n" ); document.write( "Substitute eq. 3 into eqs. 1 and 2,
\n" ); document.write( " $\"10T%2B5%2810%2BT%29%2BZ=446\"$
\n" ); document.write( " $\"10T%2B50%2B5T%2BZ=446\"$
\n" ); document.write( "4. $\"15T%2BZ=396\"$
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\n" ); document.write( ".
\n" ); document.write( " $\"T%2B%2810%2BT%29%2BZ=94\"$
\n" ); document.write( "5. $\"2T%2BZ=84\"$
\n" ); document.write( "Subtract eq. 5 from eq. 4,
\n" ); document.write( " $\"15T%2BZ-2T-Z=396-84\"$
\n" ); document.write( " $\"13T=312\"$
\n" ); document.write( " $\"highlight%28T=24%29\"$
\n" ); document.write( "Then backsubstituting,
\n" ); document.write( " $\"15%2824%29%2BZ=396\"$
\n" ); document.write( " $\"360%2BZ=396\"$
\n" ); document.write( " $\"highlight%28Z=36%29\"$
\n" ); document.write( "and finally,
\n" ); document.write( " $\"F=10%2B24\"$
\n" ); document.write( " $\"highlight%28F=34%29\"$ \r
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