方程;8X-3(X-5)=6X=(X-1),5X-X+7X-3X=0.72
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/21 18:31:38
![方程;8X-3(X-5)=6X=(X-1),5X-X+7X-3X=0.72](/uploads/image/z/226188-36-8.jpg?t=%E6%96%B9%E7%A8%8B%EF%BC%9B8X-3%28X-5%29%3D6X%3D%28X-1%29%2C5X-X%2B7X-3X%3D0.72)
方程;8X-3(X-5)=6X=(X-1),5X-X+7X-3X=0.72
方程;8X-3(X-5)=6X=(X-1),5X-X+7X-3X=0.72
方程;8X-3(X-5)=6X=(X-1),5X-X+7X-3X=0.72
8X-3(X-5)=6X+(X-1)
8x-3x+15=6x+x-1
5x+15=7x-1
7x-5x=15+1
2x=16
x=8
5X-X+7X-3X=0.72
8x=0.72
x=0.72÷8
x=0.09
8X-3(X-5)=6X+(X-1)
8x-3x+15=6x+x-1
2x=16
x=8
5X-X+7X-3X=0.72
8x=0.72
x=0.09
8X-3X+15=6X+X-1
8X-3X-6X-X=-1-15
-2X=-16
X=8
8X=0.72
X=0.09