if A add C is 12 and B add D is 2 and A takeaway B is 9 and C takeaway D is 14, what is A, B, C and D?
P.s. This is impossible :P
A+C=12 C=12-A
B+D=2 B=2-D
A-B=9 B=A-9
C-D=14 C=14+D
12-A=14+D
A+D = -2
A-9 = 2-D
A+D=11
Yep I agree - there are no solutions :))
