4 7 x 3 2 9 July 8, 2019 16 32 64 128 2 4 7 x 3 1 9 Y 5 7 x 1 3 2 4 9 7 8 3 4 x 2 9 4 3 x 7 2 x 9 5 4 7 2 3 * x 9 14 4 7 x 2 )= 9 2x 3 X 4 7x 3 9x 2 27x 54 4 2x 7 2 9 x 3 2 0 Show that 2 4 7 x 3 1 9 8 4 3x 2 )= 5 3x 7 )- 3 x 9
