作业帮4xy-[(x²+5xy-y²)-(3xy-1/2y)]x=3,y=-6
来源：学生作业帮助网 编辑：作业帮 时间：2024/10/01 00:48:06
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4xy-[(x²+5xy-y²)-(3xy-1/2y)]x=3,y=-6
4xy-[(x²+5xy-y²)-(3xy-1/2y)]
x=3,y=-6
4xy-[(x²+5xy-y²)-(3xy-1/2y)]x=3,y=-6
.
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来源：学生作业帮助网 编辑：作业帮 时间：2024/10/01 00:48:06
4xy-[(x²+5xy-y²)-(3xy-1/2y)]x=3,y=-6
4xy-[(x²+5xy-y²)-(3xy-1/2y)]
x=3,y=-6
4xy-[(x²+5xy-y²)-(3xy-1/2y)]x=3,y=-6
.