6 75 x 2 4 July 8, 2019 16 32 64 128 6 2 7 x 2 4 7 0 75 6 75 3 25 x 4 2 4 75 x 2 4 5 6 6 75 x 4 2 75 x 6 6 75 x = 2 1/4 x - 9