document.write( "Question 1108303: To prepare for a marathon​ run, Sue ran
\n" ); document.write( "56
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\n" ); document.write( "16
\n" ); document.write( "16 times as fast as her walking speed. She was running and walking for
\n" ); document.write( "9
\n" ); document.write( "9 hours. Find​ Sue's running speed.
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Algebra.Com's Answer #723348 by Alan3354(69443)\"\" \"About 
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To prepare for a marathon run, Sue ran 56 miles before she blistered her heel, and then she walked 1 additional mile. Her running speed was 16 times as fast as her walking speed. She was running and walking for 9 hours. Find Sue's running speed.
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\n" ); document.write( "56/R + 1/W = 9
\n" ); document.write( "R = 16W
\n" ); document.write( "56/16W + 1/W = 9
\n" ); document.write( "56 + 16 = 144W
\n" ); document.write( "W = 1/2 mi/hr
\n" ); document.write( "R = 8 mi/hr
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