解方程X-1⼀0.3-X+2⼀0.5=1.2

2025-02-26 22:17:43
推荐回答(4个)
回答1:

解方程(X-1)/0.3-(X+2)/0.5=1.2

10(x-1)/3-10(x+2)/5=1.2

50(x-1)-30(x+2)=18

20x-50-60=18

20x=128

x=6.4

回答2:

等于6.4

回答3:

X=6.5

回答4:

6.4