解方程 X-25%X=7/12
问题描述:
解方程 X-25%X=7/12
答
X-25%X=7/12
3/4x=7/12
x=7/9.
答
X-25%X=7/12
(1-0.25)x=7/12
3/4x=7/12
x=7/9
答
X-25%X=75%X=7/12 X=7/9
答
X-25%X=7/12
3/4X=7/12
X=7/12÷3/4
X=7/9
答
X-25%X=7/12
(1-25%)x=7/12
3/4x=7/12
x=7/12÷3/4
x=7/9
答
答案是:7/9!