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Answer of Comment – asked in YouTube channel

Comment From Youtube / By Elite Tutors

Question by
Deepak Dhole

If 7x-13y=31and 13x-7y=19 then , x+y=________.options are (a)12 (b)-12 (c)2 (d)-2 .

Sir please tell the answer it is helpful for me.Anyone can tell it

Ans.

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