2 5 x 1 40 July 8, 2019 16 32 64 128 2 x 1 )+ 5x 40 5 8 2 5 x 1 40 2 x 7 5 x 1 40 1 3 2 5 x 40 1 6 What property shows that 2 5 x 1 40 100 1 3 2 5 x 40 2 x 5 y 1 60 x 40 y 19 2 40 5x )= 10x 5 1 x 400 x 5 1 2 1 2 x 0 5 x 400 Piscina 5 00 x 2 50 x 1 40 2 x 1 40 2x 1 4 4x 5 8 143 400 x 5 1 2