1 . 关于x,y的二元一次方程组
的解为
,则a,b的值分别为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5ebd7cb82a433ac10c92e3e07a76633.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c109e2b915bfa755cd8fc4915f05d0ec.png)
A.1,2 | B.2,1 | C.2,3 | D.3,2 |
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2 . 如果
是方程组
的解,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae5e3189afbd1523b5e6d72a09c787a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09083345b50688a45a2a6d48854a8fb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae6c08b9a6451a064856a26200cac04.png)
A.1 | B.2 | C.3 | D.4 |
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3 . 若关于
、
的二元一次方程组
的解是
,则关于
、
的二元一次方程组
的解是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/834a3cabadb159e40e98cef68453ca98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a077463c0b19aa16c327918653aa8e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b875c49435da94ac0229ef16470a5405.png)
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4 . 下列四组数中,不是二元一次方程
的解的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b16d1b1c4f6ae3b46ce8be922bf5186a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-05-13更新
|
335次组卷
|
2卷引用:2024年山东省滨州市惠民县一模数学模拟试题
5 . 下列各方程组中,属于二元一次方程组的是( )
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 已知关于
的方程组
,给出下列结论:
①
是方程组的一个解;②当
时,
的值互为相反数;③若
,则
;
④
取任意实数,
的值始终不变.
其中正确的是______ .(填写正确结论的序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81d64e4cddb2e259ef23496d6d3b5d29.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a72e8de9a286de52214f81e0c66e69c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afc5b4b51b74721f0c9392b84a20a6b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1fc838e1477179b36ca7481ee2cc1e8.png)
其中正确的是
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7 . 下列方程组中,解为
的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80ddf5c595c0eff128a9c5026642fb25.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 甲、乙两人同时解方程组
,甲正确解得
,乙只抄错c而其他运算全正确,解得
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4efd1a944e62731580143c44d84de78.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5225982e0f2e1f8b47df08480d501654.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0e131aba1d144b19ed4d25a9c49da34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdba91bb93c98682a3f2581bb52f3544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4efd1a944e62731580143c44d84de78.png)
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9 . 若
是关于x,y的二元一次方程组
的解,则
的值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a20d803845c706326c77e1af53afc5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8dab16dc0fdef9901cc881b529ff783.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/219ba6c8a1b54598db1a78cab28d9d30.png)
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10 . 如果关于
,
的二元一次方程组
的解是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fec9174eef3370c9911903480506b2c.png)
那么关于
,
的二元一次方程组
的解是___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a2fb46783fc14ee2882eef810329be5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fec9174eef3370c9911903480506b2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2db9a58e185e4fd9c4f86efb24480f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ef925238f686d247170d16615e4280c.png)
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