解方程组 2x+y=(4x-y-1)/2=(10+6x+2y)/4
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解方程组{ 3x-4y(x-y)=3 { 2x-3y=1
2(x+y)-(x-3y)=13 4(x+y)+3(x-3y)=1解方程组 2(x+y)-(x-3y)=13 4(x+y)+3(x-3y)=1
解方程组2(x-y)/3-x+y/4=-1 6(x-y)-4(2x-y)=16
解方程组:2(x-y)/3-x+y/4=-1 ,6(x+y)-4(2x-y)=16
要求 解方程组:{(X-1)(Y+1)=(X+1)(Y+1){X(2+Y)-6=Y(X-4)
解二元一次方程组3(x+y)-4(x-y)=4 x+y/2+x-y/6=1
解方程组3(x+y)-4(x-y)=4和(x+y)/2+(x-y)/6=1kkkkkkkk
解方程组3(x+y)-4(x-y)=4,x+y除以2+x-y除以6=1
解方程组:2(x +y)-3(x-y)=3;4(x+ y)+ 3(x-y)=15
解二元一次方程组{3(x+y)-(x-y)=4,x+y/2+x-y/6=1
解方程组{2(x-y)/3 - x+y/4=-1 6(x+y)-41(x-y)=12
解方程组8/(x+y) +(x-y)/2=3,6/(x+y)-(x-y)/4=1
解二元一次方程组:3(x+y)-4(x-y)=4,x+y/2+x-y/6+1x+y/2+x-y/6+1=1
解方程组 2x+y=(4x-y-1)/2=(10+6x+2y)/4
解方程组 2x+y=(4x-y-1)/2=(10+6x+2y)/4
解方程组:4(x+1)=3(y+3) x-2y=7y-6x/3
解方程组|x-2|+|y+1|=5|x-2|=4(y+1)
4/3(x+y)=160 1/2x=3/2y 解方程组