salty72s salty72s
  • 11-09-2020
  • Mathematics
contestada

Two digit-
The sum of my digits is equal to nine.
My tens digit is even.
The difference between my units digit and my tens digit is equal
to one.

Respuesta :

kithu13
kithu13 kithu13
  • 11-09-2020

Let the number = 10x+y

x+y = 9

y-x = 1

(x+y)+(y-x) = 9+1

2y = 10

y = 10/2

y = 5

x+y = 9

9-y = x

x = 9 - 5

x = 4

So, your number is 45

... Hope this will help...

Answer Link

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