Question

the sum of the digits of a two digit number is 9. The number got by interchaing the digits is 27 more than the original number . what is the number?​

Answer 1

Answer:

x = 54/99

y = 39/11

Step-by-step explanation:

Given in image.

Answer 2

Answer:

x = 3 & y = 6

so the numbers are 36 & 63

Step-by-step explanation:

let the digits be x & y

x + y = 9 ---> equation 1

10x + y +27 = 10y +x

=> 9x - 9y +27 = 0

=> x - y = - 3---> equation 2

solve equation 1 & 2

x + y = 9

x - y = - 3

=> 2x = 6 => x = 3 & y = 6