方程组1/4(x+y)+3/8(x-y)=1 3/4(x-y)-1/2(x+y)=1
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方程组1/4(x+y)+3/8(x-y)=13/4(x-y)-1/2(x+y)=1方程组1/4(x+y)+3/8(x-y)=13/4(x-y)-1/2(x+y)=1方程组1/4(x+y)+3/8(x-
方程组1/4(x+y)+3/8(x-y)=1 3/4(x-y)-1/2(x+y)=1
方程组1/4(x+y)+3/8(x-y)=1 3/4(x-y)-1/2(x+y)=1
方程组1/4(x+y)+3/8(x-y)=1 3/4(x-y)-1/2(x+y)=1
解方程组8/(x+y) +(x-y)/2=3,6/(x+y)-(x-y)/4=1
9y=3x-(x-1),4(x+y)-(x+4)=8y解方程组
方程组x-2y=8,3x-4y=5,x=?,y=?
方程组4=x+y,8=3x-y求x,y的解
解方程组{ 3x-4y(x-y)=3 { 2x-3y=1
非常简单的1道方程组方程组 5X-Y=4X+Y=8
二元一次方程组:8x+3y+2=0 4x二元一次方程组:8x+3y+2=04x+9=1-5y
解方程组 {x/3-y+1/6=3 2(y-x/2)=8(y+3/4x)
解方程组{x+1/2y=4 3x+2y=8
1/4x-3y=8 y-2x=5解方程组
方程组{x/4+y/3=1 5(x-8=6(y+9)
解方程组24/(x+y) +24/(x-y) = 7/3 ,8/(x+y) +18/(x-y) = 4/3
解方程组 x-y/3-x+y/4=2 x-y/6-x+y/8=3
解方程组 4(x+y)-(2x-y)=14 ,3(x+y)-2(2x-y)=8
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2(x-y)/3-x+y/4=-1 6(x-y)-4(2x-y)=16
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