2 1 4x 32 July 8, 2019 16 32 64 128 2 4x 13 1 32 1 2 4x 8 )= 32 4x 2 1 325 32 7x 2 1 4x 2 4x 32 x 1 32 1 4x 2 128 x 7 2 1-4x=32 2 x 4 1/3