7x 2 5x 3 )- 4 2 3x )= 1 July 8, 2019 16 32 64 128 3x 4 5x 3 7x 2 2x 2 x 2 3x 1 (- 3x 3 5x 2 10x 4 )-( x 3 7x 2 3x 1 5 x 7 = 35