let 1st thing = X公仔箱論壇* d0 i: i5 q4 k5 h
2nd thing=X+100$ \, O7 y) H2 V- v. z" S
公仔箱論壇& K* s% z/ j- c, U3 i1 v
X +( X+100) = 100.10/ x& ?- f, M f
2X + 100 = 100.10
7 C. d$ u- Q" m d. n公仔箱論壇2X = 100.10 - 100 = 0.10$ ~- W' {2 O" n( w
X = 0.10 / 2 = 0.05公仔箱論壇4 w* ]) P# x5 i" v3 m. A, w3 ^
公仔箱論壇/ K$ ^* j" o0 w5 a! k
1st thing = X = 0.05公仔箱論壇0 ^; k* @9 w; n9 T, I) G
2nd thing = X+100 = 100.05 |
發表於 2009-1-17 08:51 PM
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發表於 2009-1-17 09:05 PM
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