5 9 x 5 3 3 4 x 1 2 July 8, 2019 16 32 64 128 3 x 4 - 2x 1 - 5 x 3 + x 9 = 5 5 3 - 9 * (-4 4) 5 x 5 x 5 x 5 x 5
