5 4 x 1 )= 2x 9 July 8, 2019 16 32 64 128 5 4 x 1 )= 7 2x 9 4x 7 9 x 5 * 12 x 4 2x 1 2x 4 x 3 )= 5 x 1 )- 9 4 x 1 )+ 5 y 3 2x 9 4 5 * x 1 6 9 2 2x 5 2x 7 )- 1 4 x 5 )+ 9 11 2x 1 )- 5 x 4 )= 9 5 2x 1 4x 9 4 x 5 x 5 x 5 x 5 x 5 5 x 5 x 5