7 4 5 2x ) 3 July 8, 2019 16 32 64 128 7 4 5 2x )+ 3 7 x 4 )= 5 2x 3 )+ 11 7 x 4 )+ 5 3 2x 3x 7 4 2x 3 )- 5 3x 4 5 2x 7 7 2x 3x 4 5 x 6x 7 3x 4 4x 5 2x 3 7 4 3x 1 )= 5 1 2x 4 3x 7 4 6 5 2x 7 2x 5 )- 4 5x 3 )=- 33 5 2x 3 4 6x 7 6 3x 4 )- 7 2x 5 )= 2x 1 17 5 2x 7 )= 4 5x 3 5 2x 4 )- 3 3x 7 )= 6 5 2x 3 )- 4 5x 7 )= 19 2 x 11