SOLUTION: The Red River is 100 miles longer than the Blue River. If the sum of their lengths is 5520 ​miles, what is the length of each​ river?

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Question 1086592: The Red River is 100 miles longer than the Blue River. If the sum of their lengths is 5520 ​miles, what is the length of each​ river?
Answer by ikleyn(52799)   (Show Source): You can put this solution on YOUR website!
.
R - B =  100,
R + B = 5520.

Add the two equation (both sides) and then find R.


After finding R, calculate B.


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