解方程:30%=120.......30%x=120,x+5分之x=240,x-60%x=160,50%x-33%x=34,120x-20x=40,x+130%x=460.
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 04:49:40
![解方程:30%=120.......30%x=120,x+5分之x=240,x-60%x=160,50%x-33%x=34,120x-20x=40,x+130%x=460.](/uploads/image/z/209354-50-4.jpg?t=%E8%A7%A3%E6%96%B9%E7%A8%8B%EF%BC%9A30%EF%BC%85%EF%BC%9D120%EF%BC%8E%EF%BC%8E%EF%BC%8E%EF%BC%8E%EF%BC%8E%EF%BC%8E%EF%BC%8E30%EF%BC%85x%3D120%2Cx%2B5%E5%88%86%E4%B9%8Bx%3D240%2Cx-60%25x%3D160%2C50%25x-33%25x%3D34%2C120x-20x%3D40%2Cx%2B130%25x%3D460.)
解方程:30%=120.......30%x=120,x+5分之x=240,x-60%x=160,50%x-33%x=34,120x-20x=40,x+130%x=460.
解方程:30%=120.......
30%x=120,x+5分之x=240,x-60%x=160,50%x-33%x=34,120x-20x=40,x+130%x=460.
解方程:30%=120.......30%x=120,x+5分之x=240,x-60%x=160,50%x-33%x=34,120x-20x=40,x+130%x=460.
X=400 x=200 x=400 x=200 x=0.4 x=200