x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?

x + y = 12, x- y = 2, xy = ?