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