Question

sum of a two digit number is 9. If the digits are reversed it is 63 more than the original.​

Answer 1

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Step-by-step explanation:

Let the two digits of the number be x and y. 2x = 12, or x = 3, so y = 9–6 = 3. So the original number is 36 which on reversing becomes 63 and 63–36 = 27.

Answer 2

Answer:

the number is 18

solution in attachment

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