x exponet 2 subtract 4 August 12, 2020/in /by admin x with the exponet of 2 subtract 4 https://smartwritings.org/wp-content/uploads/2020/07/logo-300x75.png 0 0 admin https://smartwritings.org/wp-content/uploads/2020/07/logo-300x75.png admin2020-08-12 01:14:222020-08-12 01:14:22x exponet 2 subtract 4
