7 8x 1 4 3 4x July 8, 2019 16 32 64 128 7 8x 1 4 3 4x 1 16 x 7 8x 4 )- 3 1 4x 6 7 1 6x )+ 4 8x 6 )= 4x 3 3x 7/8x 4 7x-4 8 3
