1 . 已知
与
的值互为相反数,则x的值是_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33cd71ad57b7bd04c3fa74bd963a8c1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b26903c4371527a7e8e2fba29317649.png)
您最近一年使用:0次
2024-01-08更新
|
77次组卷
|
3卷引用:甘肃省武威市凉州区西营片联考2023-2024学年七年级上学期1月期末数学试题
2 . 解方程:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48d52cf7f050d7570f2bdaaa813da7c8.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf1d0b1c3549501753be54e3f6ae779.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56c921f14b6dd027b59ab6b1c1bec6b4.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/209dd4404bde34fbaddd034087510f36.png)
您最近一年使用:0次
3 . 已知
是关于未知数
的一元一次方程,求代数式
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d2fbebe89a5bd8a82ee4bd46a73f1e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac5dfdade7e11a19724a884b376025fc.png)
您最近一年使用:0次
4 . 先化简, 再求值:
(1)已知
,
,求
的值(其中
,
)
(2)代数式
的值与字母
的取值无关,求
的值.
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ec8fd0fabc17e9115fefcb185791bd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7aeba98d0e42a7c4fb2e2bf6eac4d8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd73dc735b14d8742011b92a6763789a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd24f3c4bc9f9a75d4b28630bb630d2b.png)
(2)代数式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1397196aea85ebbf057135cb585ebbc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663a61ad241d5d874c9a9362f0ee917c.png)
您最近一年使用:0次
5 . 已知方程
是关于x的一元一次方程,则该方程的解为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76c0f3eb0ae39690707ac563f3d6d372.png)
A.2 | B.![]() | C.![]() | D.3 |
您最近一年使用:0次
6 . 方程
的解是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f42ece3da011d23c40b77815fcf15f63.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
7 . 如果
和
互为相反数,那么![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6325939aaac75c6ec74e842251fdd0c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
2024-01-01更新
|
218次组卷
|
7卷引用:甘肃省武威市凉州区武威第四中联考试卷2023-2024学年七年级上学期11月月考数学试题
8 . 解方程:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0d6501857a14eaa01d8b277664469a6.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f6609ddfbdf952492d723f761963aa.png)
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6f0e4c5df853ac313cf08eac74289a4.png)
(4)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0d6501857a14eaa01d8b277664469a6.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f6609ddfbdf952492d723f761963aa.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6f0e4c5df853ac313cf08eac74289a4.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0753b2729ce6cef2f1f21aac92d1dd67.png)
您最近一年使用:0次
9 . 已知关于x方程
的解与方程
的解互为倒数,求m的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90bd21c2941a3e6a0d6a18a30bcc5df0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dee0e5d4dc2f906b4b2c7c0849bd1bca.png)
您最近一年使用:0次
2023-12-30更新
|
35次组卷
|
2卷引用:甘肃省陇南市礼县第六中学2023-2024学年七年级上学期第二次月考数学试题
10 . 解方程:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b915c6a3878f070923db63ee21ca5225.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab48781efe9a96b7be1ddfd5abb730bc.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c7ba58ac5b86a5b2255571d4d1ff76c.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22c171d154488ac44f2950f61216da3a.png)
您最近一年使用:0次