7x 12 8 )- 6 July 8, 2019 16 32 64 128 7x 12 6x 8 12 7x 6 (( 8 5 2 2x 6 + 7x 12 8 32 7x 3 4x 8 6x 12 9x 7x 3y 12 14x 6y 8