5 x 4 3 7 July 8, 2019 16 32 64 128 5 х 4 3 7 5 4 x 3 78 5 x 4 )= 3 x 7 )+ 2 5 x 4 10 3 7 2 )) 5 x 4 )- 1 =- 7x 3 5 1 4 x 3 7 6 5 x 4 7 3 2 5 x 3 3 4 )= 7 1 2 3 6 x 5 4 3 7 5 7 x 4 3 8 3 2x 5 4 x 3 7 2 5 8 x 4 3 7 4 5 x 3 )= 7 3x X 4 5x 3 7x 2 29x 30 5 4 19 х 3 4 7