7x 2x 3 )-( x 6 )( x 5 July 8, 2019 16 32 64 128 X 3 7x 6 x 3 5x 2 2x 24 5 x 2 )- 2x 3 x 1 )= 6 7x 5 x 7 = 35 2x 7