abc8 - 8abc=522
10 x abc + 8 - 8000 + abc=522
9 x abc - 7992=522
9 x abc =522+7992
9 x abc =8514
abc = 946
tích nha đúng đó
Nguyễn Lê Anh
522
+
8246
------------
12468
tick nhé
(abc*10+8)-(8000+abc)=522
abc*9+8-8000=522
abc*9+8=522+8000
abc*9+8=8522
abc*9=8522-8
abc*9=8514
abc=8514:9
abc=946
TICK CHO MÌNH NHÉ !!!
abc8 - 8abc = 522
10abc + 8 - 8000 + abc = 522
10abc - abc - 8000 - 8 = 522
9abc - 7992 = 522
9abc = 522 + 7992
9abc = 8514
abc = 8524 : 9
abc = 946
Tích nha.