document.write( "Question 284297: Fred and Desi left Steamtown Mall at 9:00 am and began walking in opposite directions. At 1:00 pm that same day they were 20 miles apart. If Fred walks 0.5 mph slower than Desi, what is Desi's speed of walking?\r
\n" ); document.write( "\n" ); document.write( "A. 2.25 mph B. 2.75 mph C. 3.5 mph D. 5 mph E. None of these.
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Algebra.Com's Answer #854211 by josgarithmetic(39792)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "          SPEED          TIME    DISTANCE\r\n" );
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document.write( "Fred       r-0.5          4      (r-0.5)(4)\r\n" );
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document.write( "Desi       r              4      (r)(4)\r\n" );
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document.write( "TOTAL                               20\r\n" );
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\n" ); document.write( "\"4%28r-0.5%29%2B4r=20\"\r
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\n" ); document.write( "\n" ); document.write( "\"8r-2=20\"\r
\n" ); document.write( "\n" ); document.write( "\"4r-1=10\"\r
\n" ); document.write( "\n" ); document.write( "\"4r=11\"\r
\n" ); document.write( "\n" ); document.write( "\"r=11%2F4\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28r=2%263%2F4%29\"
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