The sum of the digits of a two-digit num...

The sum of the digits of a two-digit number is 9. If 45 is added to the number the digits get reversed. Find the number.

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The sum of the digits of a two-digit number is 9. If 27 is subtracted from the number, the digits get reversed. Find the number.

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PEARSON IIT JEE FOUNDATION-LINEAR EQUATIONS AND INEQUATIONS -CONCEPT APPLICATION (LEVEL - 1)

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