Posted by Ciee on Monday, September 19, 2011 at 9:52pm.
Two planes took off from a Chicago airport flying in opposite directions. One plane traveled 30mph faster than the other. They were 1500 miles apart after 2hrs. How fast was each flying

math  PsyDAG, Tuesday, September 20, 2011 at 11:29am
If one's speed = x, then the other's speed = x+30.
2x + 2(x+30) = 1500
Solve for x and x+30.

Algebra  Tiffany, Sunday, May 12, 2013 at 5:11pm
One is traveling 360 mph and the other is traveling 390 mph.
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