(0.2x+0.2x+120)*2+100=x 怎么解
来源：学生作业帮助网 编辑：六六作业网 时间：2024/11/24 09:05:00
(0.2x+0.2x+120)*2+100=x怎么解(0.2x+0.2x+120)*2+100=x怎么解(0.2x+0.2x+120)*2+100=x怎么解(0.2x+0.2x+120)*2+100=
(0.2x+0.2x+120)*2+100=x 怎么解
(0.2x+0.2x+120)*2+100=x 怎么解
(0.2x+0.2x+120)*2+100=x 怎么解
(0.2x+0.2x+120)*2+100=x
0.8x+240+100=x
x-0.8x=340
0.2x=340
x=1700
(0.2x+0.2x+120)*2+100=x
(0.4x+120)*2+100=x
0.8x+240+100=x
0.8x+340=x
x-0.8x=340
0.2x=340
x=1700