解方程 (Marth)

2012-11-13 2:47 am
1.)) 360=1.6x

x=????





Thx everybody!!~~~
更新1:

要埋步驟~~!! Thx so much

回答 (3)

2012-11-13 10:17 am
✔ 最佳答案
360=1.6x
3600=16x ......(兩邊各乘10)
3600/16=x
225=x
x=225
2012-11-13 7:21 am
360=1.6x
360/1.6=x
225=x
2012-11-13 2:51 am
1.6x=360
x=306/106
x=225

2012-11-12 18:52:26 補充:
係 x=306/1.6

sorry


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