4x 2 3 5x 7 6 3 x 2 July 8, 2019 16 32 64 128 2 4x 2 )+ 3 x 7 )= 6 5x 4 )- 11 x 3 3. (7x + 2)/6 - x = (5x + 4)/3 - 4x
