When A+B =13 and 2D+B = 13, what is the value of D?

13 2dA 2D animation software based on bitmap technology. Intuitive and easy to use, it gives professional animators all the necessary tools to give life to theirDi dalam Buku Mimpi 13 Berisikan simbol dari Penjaga Pintu – Gajah – Lari Estafet – Kipas Angin – Cuci Rambut – Sarang Burung – Keris, serta