5 6 x 3 7 5 14 July 8, 2019 16 32 64 128 1 6 х 3 7 5 14 2 5 (- 3 7 )- 1 6 x 3 2 1 14x2 5 5 x 7 = 35 3 x-5=x+3 5 x 5 x 5 x 5 x 5
