document.write( "Question 1074469: Ed Plawski's fishing boat travels 4 hours downstream with a 6-mph current. Returning, against the current, takes 5 hours. Find the speed of Ed's boat. \n" ); document.write( "
Algebra.Com's Answer #689129 by Boreal(15235)\"\" \"About 
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speed*time=distance
\n" ); document.write( "speed of boat is x
\n" ); document.write( "(x+6)*4=4(x+6) miles
\n" ); document.write( "(x-6)*5=5(x-6) miles
\n" ); document.write( "The two distances are equivalent. Set them equal to each other and distribute.
\n" ); document.write( "4x+24=5x-30
\n" ); document.write( "x=54 mph boat speed ANSWER
\n" ); document.write( "downstream at 60 mph for 4 hours is 240 miles
\n" ); document.write( "upstream at 48 mph for 5 hours is 240 miles
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