4 x 5 )= 2 9 2x July 8, 2019 16 32 64 128 4 x 5 )+ 3 2 2x 9 4 6 x )- 2 3 x )- 5 9 5 2x 4 5 * x 1 6 9 2 2x 9 2x 1 )= 4 x 5 2 2 x 2 5 5 x2 2x 5