解方程组(x-1)(2y+1)=2(x+1)(y-1) x(2+y)-6=y(x-4)答案是?..急用!

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解方程组(x-1)(2y+1)=2(x+1)(y-1)x(2+y)-6=y(x-4)答案是?..急用!解方程组(x-1)(2y+1)=2(x+1)(y-1)x(2+y)-6=y(x-4)答案是?..急

解方程组(x-1)(2y+1)=2(x+1)(y-1) x(2+y)-6=y(x-4)答案是?..急用!
解方程组(x-1)(2y+1)=2(x+1)(y-1) x(2+y)-6=y(x-4)答案是?..急用!

解方程组(x-1)(2y+1)=2(x+1)(y-1) x(2+y)-6=y(x-4)答案是?..急用!
第一个式子打开化简,X-4Y+1=0
第二个式子打开化简,2X+4Y-6=0对应相加就可以消去Y.就可以了呀