document.write( "Question 1137307: Nickola swam at a rate of 2 ​km/hr and ran at a rate of 11 ​km/hr for a total distance traveled of  68.5 km. If he completed the race in 9.5 ​hours, how long did he take to complete each part of the​ race? \n" ); document.write( "
Algebra.Com's Answer #755175 by josgarithmetic(39620)\"\" \"About 
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document.write( "         speed          time          distance\r\n" );
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document.write( "swam        2           9.5-x       2(9.5-x)\r\n" );
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document.write( "ran        11            x           11x\r\n" );
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document.write( "total                    9.5           68.5\r\n" );
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\n" ); document.write( "\"2%289.5-x%29%2B11x=68.5\"\r
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\n" ); document.write( "\n" ); document.write( "\"19-2x%2B11x=68.5\"\r
\n" ); document.write( "\n" ); document.write( "\"9x%2B19=68.5\"\r
\n" ); document.write( "\n" ); document.write( "\"9x=68.5-19\"\r
\n" ); document.write( "\n" ); document.write( "\"x=5.5\"\r
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