4 3x 2 6x 7 4x July 8, 2019 16 32 64 128 7 4x 5 )- 4 2 3x )= 6x 3 X 4 4x 3 3x 2 6x 7 )/( x 2 8 4x+3 6x-7 3(x+8) 4 (8-x)