a+b+c+d=200
1 S) d6 V. \+ O5 @: T' {/ g; ~公仔箱論壇4x-8-16-24=200tvb now,tvbnow,bttvb Y# u" T6 m8 s+ `9 D U
4x-8(1+2+3)=200
6 S3 ~& A2 L6 _. v( T: `: B5.39.217.774x-8(6)= 200公仔箱論壇7 R; E' r4 v! k7 ]3 y+ O
4x=200+8(6)
% S. Z7 e% L8 u! Xx=248/4公仔箱論壇& Y4 y2 ~, T/ M6 [% T! i" Z) c
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