6х 7 5 4х 1 July 8, 2019 16 32 64 128 6х 7 5 4х 1 )- 16 6х 3 5 4х )= 7 19х 2 6х 5 )- 7 3х 5 )= 4х 1 6х 1 3х 5 4х 7 2х 3 )( 5 6х )= 7 3х 10 4х 7 6х 5 )= 4 х 3 )- 11 6 4(6х + 5) – 5(7х – 4) = х
