5x 4 3x 7x 6 July 8, 2019 16 32 64 128 5x 6 7x 4 3x 2 6x 5x 4 )+( 3x 7x 4 9 4 3x 1 )- 7x 6 5x 2 2 3x 4 5x 6 7x − 8 − 9x 5 x 7 = 35
