. If (7a) (7b) = 7c/7d, what is d in terms of a, b and c?

A    c/ab

B    c-a-b

C    a+b-c

D    c-a-b  

Solution

Correct Answer: Option D

 

(7a) (7b) = 7c/7d  7a+b=7c-d a+b=c-d d=c-a-b

 

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