Question

The sum of the digits of a two-digit number is 12. the new number formed by reversing
the digits is greater than the original number by 54. find the original number. check your solution​

Answer 1

Answer:

39

Step-by-step explanation:

Let the number be 10x+y

Reversed number=10y+x

According to question

x+y=12.....(1)

10y+x=10x+y+54

9y-9x=54

y-x=6....(2)

On solving (1) and (2)

y=9,x=3

Number=39