document.write( "Question 100114: Two planes leave an airport at noon, one flying east at a certain speed and the other flying west at twice that speed. If the planes are 2700 miles apart in 3 hours, what is the speed of each plane?\r
\n" ); document.write( "\n" ); document.write( "I tried the equation 3(2r)+3r=2700 but it didn't seem to work out very well for me.Please help me.
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Algebra.Com's Answer #72891 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
why do you say it didn't work out?\r
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\n" ); document.write( "\n" ); document.write( "6r+3r=2700 ... 9r=2700 ... r=300 ... 2r=600
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