7x 5 3x 1 2x 2 July 8, 2019 16 32 64 128 25x 4 3x 1 )+ 7x 5 2x 2 7x 1 2x 2 6x 5 3x x 2 9 7x 5 2x 4 3x 2 1 7x 5 2 2(5x + 3) - 1 7x - 2
