解方程:(1-2⼀5)X(x-100)=x-110

2025-03-01 05:52:29
推荐回答(5个)
回答1:

(1-2/5)X(x-100)=x-110

0.6x-60=x-110

x-0.6x=110-60

0.4x=50

x=50÷0.4

x=125

回答2:

解:3/5*(x-110)=x-110
3/5x-60=x-110
x-3/5x=110-60
2/5x=50
x=125

回答3:

原式=3/5x-60=x-110
2/5x=50
x=125

回答4:

3/5(X-100)=X-110
3X-300=5X-550
2X=250
X=125

回答5:

(1-2/5)×(x-100)=x-110
3x/5-60=x-110
2x/5=50
x=125