8x-5 11 July 8, 2019 16 32 64 128 8x 5 11 8x 5 119 7 3x 8x 5 11x 8x 5 115 8x 5 11 12x 8x 5 4x 11 10x 5 8x 11 1 8x 5 11 3x 5 8x 11 6x 8x 5 =- 40 11x 8x 5 5x 11 8x 2 5 11 8x 5 ≥ 11 8x 5 0 )=- 11 8x 2y 5 11