3 7 x 3 9 July 8, 2019 16 32 64 128 7 3 x (( 3 9 6 )= 3 2x 7 )-( x 3 )= 9 3 7 x 9 10 3 7 x 9 4 3 7 x 9 14 3 7 x 9 5 3 7 x 9 1 3 7 x =- 1 3 2 9 3 7 x 9 2 3 7 x 9 8 - 3/7 x = 9/28 3 7 x 9 11 7 x 3 9x 7 х 3 9 3 7x 3 9 2x
