document.write( "Question 460875: A boat can go 20 miles against a current in the same time it can go 60 miles with the current. The speed of the current is 4 mph. Find the speed of the boat in still water. \n" ); document.write( "
Algebra.Com's Answer #316131 by rwm(914) ![]() You can put this solution on YOUR website! t*(s-4)=20 \n" ); document.write( "60=t*(s+4) \n" ); document.write( "t=5 s=8 \n" ); document.write( "check \n" ); document.write( "5*(8-4)=20 \n" ); document.write( "5*(8+4)=60 \n" ); document.write( "5*12=60 \n" ); document.write( "ok \n" ); document.write( " \n" ); document.write( " |