6 5 x 2 x 12 8 July 8, 2019 16 32 64 128 6 x 3 2 5x )= 12 8x 2 12 x 3 5 4 6 x 81 20 5 6 x 7 1 2 x 8 1 12 5 6-x=12 9 6 8 / 2 5 равно x / 1 5 12 x 6 x 5