5x 2 )(- x 2 6 3x 2 3 July 8, 2019 16 32 64 128 6 2 x 2 4 5x 3 2 3x 3 x 2 )-( 2 5x )= 4 6 2 3x )- 7x 2x 3x 2 5x 2 13x 3x 2 x 2 6 0 2 5x 3 )- 1 2 2 3x 6 )+ 2 3 3 x 5 x 5 x 5 x 5 x 5