X-9=0.6X+9 1
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/08 06:49:59
X-9=0.6X+9 1
X-9=0.6X+9 1
X-9=0.6X+9 1
X-9=0.6X+9
0.4X=18
X=45
x-0.6x=9+9
0.4x=18
x=45
X-9=0.6X+9 1
X-9=0.6X+9 1
X-9=0.6X+9 1
X-9=0.6X+9
0.4X=18
X=45
x-0.6x=9+9
0.4x=18
x=45