3 5 x = 2 4 4 8 July 8, 2019 16 32 64 128 3 5 x 2 4 4 8 5 3 x 2 8 4 2x 3 х 5 )- 2 х 4 )= 8 3 x 5 2 8 4 23 7 5 x 3 2 4 2 3x 6 2 8 4