4 8 5x 2 July 8, 2019 16 32 64 128 4 8 5x 2 )= 352 4 8 5x 2 )= 752 4 8 5x )+ 2x =- 40 4 5x 8 x 2 5x 4 8 2x 12 7 4 5x 8 29 4 2x 8 5x 0 3 x 6 4 8 5x 2 4 (- 5x 4 )=- 8 2x 5 4 5 5x 2 ) - 8 4 5x 2.5 5x 8 3x 2x 4 8 5x 3 2x 4 )= 5x 8 4 5x 8 20 4 =- 5x 8 2x 6