Question

The sum of the digits of a two-digit number is 12 the number obtained by interchanging its digit exceeds the given number by 18 . Find the no

Answer 1

Answer:

x=5 ; y=7

Step-by-step explanation:

let assume given number is 10x+y

the sum of two digit is 12

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

if the number interchange it's places..

(10y+x)-(10x+y)=18

9y-9x=18

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

solving EQUATION (1)&(2)

2y=14

y=7

x=5

Answer 2

Refers to attachment ✔☻