4 x 7 )= 3 x 9 July 8, 2019 16 32 64 128 4x 7 3 3x )- 9 4 7 х 21 2 3 х 9 4 7 3 9 x 1 4x 7 3x 3 ) 9 5x X 7 )+ 4 3 2 x 9 4 7 x 6 1 4 7 x 3 9 7 1 4 x x 9 3 8 7 x 2 )+ 20 4 x 3 )- 9 4 5 x 7 3 x 9 4 9 x 3 7 x 5 2 4 3 x )+ 9 7 2 x )+ 29 2 21 x 9 4 x 7 3 6 x 7 3 2 x 9 4 3 9x 4 x 5 )- 1 7 x 3 )- 2x 4 x 3 )+ 7 x 3 )= 90
