X 5 x 15 3 4 July 8, 2019 16 32 64 128 Х 5 х 15 3 4 4x 5 x x 15 8 3 5 x 3 )- 4 x 2 )= 15 3 x 7 )+ 5 x 4 )= 15 2x 5 x x 15 4 3 6x 5 x x 15 4 3 4x 5 x x 15 16 3 4x 5 x x 15 20 3 Data file box 5 x 9 x 15 3 4 15 x 3 5 x 4 27 12 3 x 4 5 x 15 6 5 x 8 3 x 15 4 5 x 6 45 15 3 x 0 8 − 3 x 5 )= x − 15 − 4x 5 15 x 4 14 x 3 13