If A + B = 2C and C + D = 2A then _____________.

A + C = B + D

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A + C = 2D

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A + D = B + D

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A + C = 2B

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Solution

The correct option is A A + C = B + D
Given : A + B = 2C ........(1)
and C + D = 2A .........(2)
Adding (1) and (2) we get :
A + B + C + D = 2C + 2A ⇒ B + D = A + C.

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