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03-09-2020
Mathematics

contestada

Given the check digit is 3, find the missing X for the master card number 5164 2X13 2705 0183

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Bad0Mistakes Bad0Mistakes

03-09-2020

Answer:

9

Step-by-step explanation:

So there's 3 1's, 2 2's, 2 3's, 1 4, 2 5's, a 6, a 7, an 8, 2 0's, and no 9's.

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