6 5 8x 1 July 8, 2019 16 32 64 128 6 5 8x 12 6 5 8x )+ 12 =- 54 4x 6 5 8x 11 9 6 12x 5 8x 3 2x 5 6 5 8x 17 21 10x 5 6 8x 3 )- 5x 5 7x 6 8x 1 6 x 2 )-( 8x 5 )=- 1 6 5 8x 3 1 2 6 2x 5 )= 10 8x 5 6 1 8x =- 1 2 6 3x 5 )= 10x 8x 30 8 8x 5 )- 6 8x 1 5 8x 6 1 4x 189 =- 5x 6 5 8x