10/100-X=12%10/(100-x）=12%

来源：学生作业帮助网编辑：六六作业网时间：2025/01/31 01:39:23

10/100-X=12%10/(100-x）=12%10/100-X=12%10/(100-x）=12%10/100-X=12%10/(100-x）=12%可以把题转换成0.1-X=0.12解得X=-

10/100-X=12%10/(100-x）=12%
10/100-X=12%
10/(100-x）=12%

10/100-X=12%10/(100-x）=12%
可以把题转换成 0.1-X=0.12
解得 X=-0.02

0.1-x=0.12；解的x=-0.02；