Question

The numbers in the grid below are all whole numbers.
*The SUM of A and B is 2 MORE than the SUM of A and C
*The SUM of B and D is 4 MORE than the SUM of A and B
What could the SUM of the four numbers be? What would the SUM of the four numbers not be?
A
B
C
D

Answer 1

Step-by-step explanation:A + B = A + C + 2

B + D = A + B + 4

THIS MEANS THAT A + C + 2 + 4 = B + D

A + C + 6 = B + D

SUM OF FOUR NO.S = A + B + A + B + 4 + A + B - 2 = 3A + 3B + 6 - 2

3A + 3B + 4

HERE IS YOUR ANSWER

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