9-5х 2 July 8, 2019 16 32 64 128 5х 9 2 3х 1 5х 9 2 х 9 12х 5х 2 0 9 5х 13 )= 252 9 5х 4х 2 0 3 5х =- 9 20 5х 2х 9 12 5х 2у 9 5х 2 9 0 5х 2х 9 6 х 3 5х 9 4 3 2