Friday Riddle

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nudgie
nudgie Member Posts: 1,478 Member
edited March 2014 in Colorectal Cancer #1
Remember NO googling or searching the internet allowed, and good luck !!

RIDDLE:

A + B = C
C + D = E
A + C = D
B + D = F

F = 6.

Assuming that letters A-E all are represented by nonzero positive numbers, solve for A-E.

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