540⼀(1-0.25)X =540⼀X+100 怎么解 快

2024-12-05 03:08:24
推荐回答(1个)
回答1:

540/(1-0.25)X =540/X+100
720/x=540/x+100
720/x-540/x=100
180/x=100
x=180/100
x=1.8