解方程:X—25%X=27怎么算?

2025-06-25 17:13:20
推荐回答(3个)
回答1:

x-0.25x=27

解如图

x=36

回答2:

x-0.25x=0.75x=27
x=36

回答3:

75%x=27
x=27÷75%
x=36