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posted by DOn on Monday, April 16, 2012 at 12:37am.
if the red river is 500 miles longer than the blue river. if the sum of their lengths is 5550 miles what is the length of each river
r = b+550 r+b = 5550 b+550 + b = 5550 2b = 5000 b = 2500 r = 3000
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