7 1 5 x 6 1 4 July 8, 2019 16 32 64 128 7 1 6 x 2 5 6 1 4 6 7 4 x 5 6 1 2 1 3 7 1 5 x 6 1 4 x 4 1 3 7 1 5x )+ 6 1 4x )= 13 (- 5 6 * x 7 12 (- 1 3 * x 1 4 6 1 4 x 1 5 7 as a fraction 7 x 5 1/4 7 1/4 x 6 7 1/4x5