4x 5 7 2x 8 July 8, 2019 16 32 64 128 7 3 4x )- 5 2x 8 )= 0 4x 6 3x 8 )- 5 2x 7 )= 35 4x 5 2 3 2x 8x 1 7 4x 5 7 2x =- 6 3x 8 2 X 2x 3x 4x 5 7 8 9 10x 4x 3 5 2x 7 8x 4x 7 5 2x 4 )+ 8 4x 3 5 2x 7 8 9 2 5 4x 7 2x 5 8 4x 7 8x 5 2x 2 4x 5 8 2x 7 4x 8 2x 5 x 7 )+ 2x 8x 7 2x 5 4x 12 x 30 4x 8 − 5 − 2x 7 − 1 4x 9 5 2x x 7 6x 8