7 x 10 5 5 x 10 3 July 8, 2019 16 32 64 128 7 x 10 5 2 x 10 3 4 3 x 22 7 x 10 5 x 10 5 x 10 5 5 x 7 = 35 7 x 10 5 x 5 x 5 x 5 x 5 5 x 5 x 5 3 x-5=x+3