3 5 8 13 4 July 8, 2019 16 32 64 128 3 5 x )+ 13 4 3x 8 3 5 х )+ 13 4 3х 8 8 3 2x 5 )= 4x 13 2 3 8 5 x 2 13 )= 10 4 13 5 8 minus 3 4 8 5 4z 3 )= 13 2x 3 5 4x 2 13 8