Question

The sum of the digits of a two digit number is 16.The number obtained by interchanging the digits is less by 18 than the original number. Find the two digit number​

Answer 1

Answer:

97

Step-by-step explanation:

let the two digit number be 10x+y

x+y=16------( 1 )

10y+x+18=10x+y

10x-x+y-10y=18

9x-9y=18

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

x=9,y=7

two digit number is 97