- P(gun)]
СW(xu)꼉W(sh)(yng)}
1.393СƤֳķһݱȵڶݶ12ȵݶ8ȵķݶ23ÿݸжق?
2.ABֻ؛݆ԭA݆bd؛B݆5F(xin)A݆bd400؛B݆bd800@rA݆bdB݆3F(xin)ڃֻ؛݆bdه?
3.ijr(nng)Ҙ䡢7302֪Ҙһ9Ҙٿ?
1.O(sh)ڶݞX
X+X+12+X+12-8+X+12-23=393
X=97
X+12=109;109-8=101;109-23=86
𣺵һ109;ڶ97;101;ķ86
2.O(sh)B݆bXtA݆b5X
5X+400=3(800+X)
X=100
5X=500
𣺃݆b500100
3.O(sh)ҘXt(1/2X+9)á
1/2X+9+X=7302
X=4862
1/2X+9=2440
𣺃ɷN48622440
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