5 x 2 )- 7 x 1 )= 9 3 2x July 8, 2019 16 32 64 128 7 2x 3 )+ 2 x 1 )- 5 x 9 )= 3x 10 5 x 7 = 35 5 x 5 x 5 x 5 x 5
