这几道解方程怎么写求解答
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/28 11:13:15
这几道解方程怎么写求解答
![](http://img.wesiedu.com/upload/0/1a/01a9eac90fe90c2c47937bc3ad1e35a9.jpg)
![](http://img.wesiedu.com/upload/0/1a/01a9eac90fe90c2c47937bc3ad1e35a9.jpg)
![这几道解方程怎么写求解答](/uploads/image/z/18399565-37-5.jpg?t=%E8%BF%99%E5%87%A0%E9%81%93%E8%A7%A3%E6%96%B9%E7%A8%8B%E6%80%8E%E4%B9%88%E5%86%99%E6%B1%82%E8%A7%A3%E7%AD%94)
1 0.3x=2.1 x=7
3x+4.5=13.5 3x=9 x=3
5.7-x=5.4 x=0.3
6-0.2x= 2 0.2x=4 x=20
5x=48+24 x=72/5
0.4x=29.12-2.8 x=65.8
3x=42 x=14
x-3.2=1.3 x=4.5
3x+4.5=13.5 3x=9 x=3
5.7-x=5.4 x=0.3
6-0.2x= 2 0.2x=4 x=20
5x=48+24 x=72/5
0.4x=29.12-2.8 x=65.8
3x=42 x=14
x-3.2=1.3 x=4.5