5 x 9 )= 2x 15 July 8, 2019 16 32 64 128 5x 9 2x 15 3 5 x 9 2 15 2x 45 5 3x 9 )- 2x 15x 2 x 5 X 5 ⋅ 2x 9 − 15 3x − 4 5 + 9 = 14 5 x2 50 x 9
