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