小明解不等式
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≤1的过程如图所示.请指出他解答过程中错误步骤的序号,并写出正确的解答过程.
![](https://img.xkw.com/dksih/QBM/2020/7/19/2509267257024512/2509446629195776/STEM/9377638c5ace445f9a84e80420e2e257.png?resizew=295)
(1)错误的步骤有______处,分别为_______.(填序号)
(2)请写出正确解答过程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f764596d6e91f79b24d31c8b335dcbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b06f3c03632c0f31b9f43430815db2a0.png)
![](https://img.xkw.com/dksih/QBM/2020/7/19/2509267257024512/2509446629195776/STEM/9377638c5ace445f9a84e80420e2e257.png?resizew=295)
(1)错误的步骤有______处,分别为_______.(填序号)
(2)请写出正确解答过程.
更新时间:2020-07-19 21:05:08
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【知识点】 求一元一次不等式的解集解读
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