7 x 1 2x 5 4 July 8, 2019 16 32 64 128 5 2x 4 )= 7 x 1 )- 3 4 x 1 )= 15x 7 2x 5 5 7 2x )+ 4 x 1 )= 13 7 x 1 )- 5 2x 2 )= 49 4x 7 x 1 12x 5 3x 4 X 7 2x 5 4 x 1 12 2x 5x 4 7 x 1 )- 5 3x (- 2x 7 )- 5 x 1 )( 4x 3 X 5 )( 2x 1 7 46 4x 5 )( x 1 )( 2x 7 2x 1 3 x 7 4 5 3x 2