Sum of the digits of a two digit number is 9.the number formed by reversing the digits is 45 less than the original number. Find the original number .
In the photo “for the curious mind”is the answer . Can you explain how.
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let original number be x
x-9=45
x=45+9
x=54 Ans
x-9=45
x=45+9
x=54 Ans
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