解方程 X-25%X=7/12

问题描述:

解方程 X-25%X=7/12

X-25%X=7/12
3/4x=7/12
x=7/9.

X-25%X=7/12
(1-0.25)x=7/12
3/4x=7/12
x=7/9

X-25%X=75%X=7/12 X=7/9

X-25%X=7/12
3/4X=7/12
X=7/12÷3/4
X=7/9

X-25%X=7/12
(1-25%)x=7/12
3/4x=7/12
x=7/12÷3/4
x=7/9

答案是:7/9!