a+b+c+d=200tvb now,tvbnow,bttvb" _- W2 x: \! T1 L/ L+ V( B/ a" y
4x-8-16-24=200
/ }+ P, {0 f( N4x-8(1+2+3)=2005.39.217.76* m C: I# L" w0 s% n- A; G
4x-8(6)= 2005.39.217.76/ Z; z( n/ y; O# g+ G
4x=200+8(6)
0 y+ Q7 G/ x ^& V G4 Nx=248/4
$ s' ]! `$ I) E0 Vtvb now,tvbnow,bttvb62 |