Math, asked by supergalaxy7067, 1 year ago

X is a 5 digit number when we subtract the sum of the digits form x, it becomes divisible by

Answers

Answered by shubhamraj1222
3
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Answered by histrionicus
1

Answer:

let us assume X the 5 digits number divisible by 9

so it is = 9k

As the sum of digits of the X would also be divisible by 9

so it's 9k'

now subtract 9k - 9k' = 9(k-k')

As k - k' is an integer

so it is divisible by 9

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