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