4 7 x 3 =- 9 July 8, 2019 16 32 64 128 4 7 х 3 9 4 7 x 3 ≤ 9 4 7 x 3 1 9 2 4 7 x 3 1 9 4 x 3 )= 9x 7 3 4 7 х 9 16 3 4 7 х 9 16 17 4 9 7 3 x 1 5 4 9 x 3 7 in fraction form 9x 4 x 7 ≥ 3 9x 4 x 7 ≤ 3 7 1 4 x x 9 3 8 9 3 4 x 7 3 4 frame 3 8 x 4 7 x 14 9 4 7 x 3 2 9