document.write( "Question 1154738: An airplane flying with the wind can cover 680 miles in 2 hours. The return trip against the wind takes 2 1/2 hours.\r
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document.write( "What is the speed of the plane?
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document.write( "The speed of the plane is_____miles per hour. \r
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document.write( "What is the speed of the air?
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document.write( "The wind's speed is_____miles per hour. \n" );
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Algebra.Com's Answer #777230 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! Speed of airplane when no wind, r \n" ); document.write( "Speed of the wind, w\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "WITH the wind, speed was \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "AGAINST the wind, speed was \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Solve this system, using Elimination Method if you wish: \n" ); document.write( " |