document.write( "Question 1207034: A plane traveled 312 miles to Baltimore and back. the trip there was with wind. It took 3 hours. The trip back was into the wind. The trip back took 6 hours. Find the speed of the plane in still air and the speed of the wind. \n" ); document.write( "
Algebra.Com's Answer #844840 by josgarithmetic(39620)\"\" \"About 
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\"system%28%28r%2Bw%29%2A3=312%2C%28r-w%29%2A6=312%29\"
\n" ); document.write( "Solve the system for w and r.
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