2(x-4)+ 2x=7-(x-1)

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/27 22:06:53

2(x-4)+ 2x=7-(x-1)
2(x-4)+ 2x=7-(x-1)

2(x-4)+ 2x=7-(x-1)
2x-8+2x=7-x+1
2x+2x+x=7+1+8
5x=16
x=3.2

2(x-4)+ 2x=7-(x-1)
2x-8+2x=7-x+1
2x+2x+x=7+1+8
5x=16
x=5分之16