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