(100-X)⼀100=25% X等于多少

2024-12-05 10:18:07
推荐回答(4个)
回答1:

(100-X)/100=25% X
1-00.1x=0.25x
0.01x+0.25x=1
0.26x=1
x=50/13

回答2:

(100-X)/100=25%
100-x=25
x=100-25
x=75

回答3:

(100-X)/100=25%
1-0.01X=0.25
0.01X=1-0.25
0.01X=0.75
X=0.75÷0.01
X=75

回答4:

75