Verified answer

Answer:

Hence, The original number is 52

Step-by-step explanation:

Let and be the digits at tens and ones place respectively and the number formed by these digits.

So, The units digit of the original number be and the tens digit of the original number is .

Given :

• Original number is after changing the digits, the new number is .

• New number is + original number

Solution :

According to the question, subtitute the value above the equation.

Adding the equation (1) and (2)

Subtitute the value of y in the equation (1)

So, The value of x and y is,

The original number is,

Answer:

Original number: 52

Step-by-step explanation:

sum of the digits 5+2= 7

reversed 52- 25

52-25 = 27

So the answer is 52 :)