document.write( "Question 1191199: A plane flies 510 miles in 3 hours with the wind. Going against the same wind the plane flies 390 miles in 3 hours. Which of the following is three times the speed of the wind plus twice the speed of the plane in calm air (no wind)? \n" ); document.write( "
Algebra.Com's Answer #822992 by josgarithmetic(39618)![]() ![]() ![]() You can put this solution on YOUR website! With the wind, and against the wind: \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "Find whatever you need from the system.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( ".\r \n" ); document.write( "\n" ); document.write( ". \n" ); document.write( " |