Maths !!!!!!!!! plz

2006-11-05 5:07 am
4x + (10+ x) 1/3 =25 find the x steps plz

回答 (2)

2006-11-05 5:13 am
✔ 最佳答案
4x + (10+ x) 1/3 =25
12x+ (10+ x)=25(3)
13x+10=75
13x=65
x=15

2006-11-04 21:29:49 補充:
打錯 應該係x=5
2006-11-05 5:13 am
先通分母
4x*3/3+(10+x)/3=25
(12x+10+x)/3=25
13x+10=25x3
13x=75-10
13x=65
x=5


收錄日期: 2021-04-12 22:18:39
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