已知关于x、y的方程组
的解满足
,则a的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb2127bd28dfb04e25690c6802ac2458.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/578fe63bf796b7fe8e699179606bd92e.png)
更新时间:2024-01-27 07:47:55
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【推荐1】已知
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___________ .
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【推荐2】对于实数
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【推荐1】关于
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______ .
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【推荐2】若关于x,y的方程组
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