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Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers.......

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Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23 ?

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posted Dec 12, 2016 by Atif

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