5 x )- 2 25 3x 7 ( 5 2x )- 4 July 8, 2019 16 32 64 128 5 x )- 2 25 3x 7 5 2x )- 4 5 x 7 = 35 5 x 5 x 5 x 5 x 5 3 x-5=x+3
