10 2 5 x 3 1 4 July 8, 2019 16 32 64 128 2 4 5x 10 )- 5 x 1 )- 3 1 3x 4 2 5 6 10 x 1 3 20 4 1 2 x )- 5 x 3 10 )= 7 4 10 1 2 x 5 3 4 x 15 1 2 x 5 10 3 4x 3x 2 5 x 1 3 4x 3 15 10 5 *( 3 1 )= 10 x *( 2 4 )= y 1 2 4x 10 5 x 3 6 X 3 5 2 y 1 10 4 0 4 2 3 x 5 )= 1 3 6x 10 3x 5 2 )- 10 2 x 5x 1 4 )-( 3 7 )