Question

the sum of two digits is 8 the number obtained by interchanging its digit is 18 more than the original number find the original number​

Answer 1

#let the first number be x and second number with 8 - x

#so that it becomes 10 into X + 8 - 6

Answer 2

Step-by-step explanation:

x+y=8~~~~~(1)

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

9x-9y=18

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

by solving 1&2

we get x=5,y=2

original number=53