2 3 4x 2 5 July 8, 2019 16 32 64 128 2 3 4x )- 2 3 5 1 x 2 3 4x 1 2 2 5 2 4x 3 )- 2 x 5 3 4x 2 5x 3 4x 2 5 x 7 10 3 4x 2 )- 5 3x 4 3 4x 2 5 6 3 4x 2 5x 1 2 3 1 4x 1 2 5 1 2x 3x 2 4x 3 5x 2 3x 2 x 3 )+( 4x 2 5 3 4x 2 5y 2 1 2 4x 3 5x 2 3x 3 4x 2 5x 4 2 3 2x 2 )= 5 4x