Question

A number consist of two digits whose sum is 8. if 18 is added to the number it's digits are reversed​

Answer 1

Answer:

35

Step-by-step explanation:

Let digit in one s place be x

digit in ten s place is 8-x

number=10(8-x) +x

=80-10x+x

=80-9x

Reversed number is 10x+(8-x) = 9x+8

80-9x+18=9x+8+

18x=90

x=5

Number is 80-45=35