18 x 3 6 2 7 2 5 x 1 July 8, 2019 16 32 64 128 18 x = 7 2 4 5 18 x 6 / 2 18 / 3 6 х 2 6) x / (2/18) = 18 8) x / (3/10) = 2 5) x / (7/13) = 1