解方程组:{3/2(x十y)-4/x-y=4/7,3(x一y)一2(x十y)=-3

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解方程组:{3/2(x十y)-4/x-y=4/7,3(x一y)一2(x十y)=-3解方程组:{3/2(x十y)-4/x-y=4/7,3(x一y)一2(x十y)=-3解方程组:{3/2(x十y)-4/x

解方程组:{3/2(x十y)-4/x-y=4/7,3(x一y)一2(x十y)=-3
解方程组:{3/2(x十y)-4/x-y=4/7,3(x一y)一2(x十y)=-3

解方程组:{3/2(x十y)-4/x-y=4/7,3(x一y)一2(x十y)=-3
解方程组:{3/2(x十y)-4/x-y=4/7,3(x一y)一2(x十y)=-3