document.write( "Question 810501: A parking meter contains dimes and quarters worth $5.05. There are 28 coins in all. Find how many of each there are are.
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Algebra.Com's Answer #488193 by richwmiller(17219)\"\" \"About 
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25q+10d=505,
\n" ); document.write( "d+q=28
\n" ); document.write( "d=28-q\r
\n" ); document.write( "\n" ); document.write( "5q+2d=101
\n" ); document.write( "5q+2*(28-q)=101
\n" ); document.write( "5q+56-2q=101
\n" ); document.write( "3q=45
\n" ); document.write( "q=15
\n" ); document.write( "d=13
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\n" ); document.write( "15*25+13*10=505
\n" ); document.write( "375+130=505
\n" ); document.write( "505=505
\n" ); document.write( "ok\r
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