document.write( "Question 636567: a swimmers speed in the direction of flow of river is 16km/hr .Against the direction of flow of river, the swimmers speed is 8km/hr .calculate the swimmers speed in still water and the velocity of flow of the river. \n" ); document.write( "
Algebra.Com's Answer #401141 by lwsshak3(11628)\"\" \"About 
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a swimmers speed in the direction of flow of river is 16km/hr .Against the direction of flow of river, the swimmers speed is 8km/hr .calculate the swimmers speed in still water and the velocity of flow of the river.
\n" ); document.write( "let x=swimmers speed in still water
\n" ); document.write( "let c=velocity of flow of the river.
\n" ); document.write( "..
\n" ); document.write( "x+c=16
\n" ); document.write( "x-c=8
\n" ); document.write( "add
\n" ); document.write( "2x=24
\n" ); document.write( "x=12
\n" ); document.write( "c=16-x
\n" ); document.write( "c=4
\n" ); document.write( "swimmers speed in still water=12 km/hr
\n" ); document.write( "velocity of flow of the river=4 km/hr
\n" ); document.write( "
\n" );