7x 5 3 x 1 )- 4x July 8, 2019 16 32 64 128 7x 5 1 3x 4x 6 2x 5 7x 3 x 2 4x 1 x 2 7x 3 5 x 4 )+ 1 4x 1 43 3 7 x 7x 2 x 3 5 x 1 3 7 4x 4x 4 5 x 3 7x 1 4x 1 5 x 7 = 35
