13 2dOn putting A=0 and B=13, we can get 13. On putting D=0 and B=13 in eqn (2), we can still get 13. Thus, we can say that the value of D cannot be determed from the given data.Buku Mimpi 2D Abjad Bergambar Terbaru Lebih Lengkap dengan Primbon Tafsir Seribu Erek Erek 2D serta Angka Pelarian, Syair Kode Alam, Taysen