Question

Question #ba3ee

Answer 1

`x = 2, y = 3`
`x =3, y = 2`

Explanation:

`(x+1)(y+1)=2xy=xy+x+y+1`

so

`x y = x + y + 1`

or

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

and finally

`x = (y+1)/(y-1)`

Any two integers obeying that relationship, are a solution.

Ex.

`x = 2, y = 3`
`x =3, y = 2`

and no more...