3х-5 7 July 8, 2019 16 32 64 128 3х 5 = 7 3х 5 7х 13 3х 5 7х 3 3х 5 7х 3х 7 5 2х 4 5 3х =- 7х 9 3х 5 2х 7 3х 5 х 7 3х 2 + 5 7 2 3х =- 7х 5 7х 5 3х 7 3х 29 7х 5 3х 32 7 5 20
