Posted by Cadmus on Monday, January 7, 2013 at 2:50am.
To start, if C+C=D and A+2C = D, then A = 0.
With E and B being only in one equation each, I can't figure out how to solve for B, C or D. Do you have any typos?
Eq1 and 3. 2C=D,A=0. Eq2 and 4.C=O,B=4,D=0,E=17.Therefore A+B+C+D=21
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