解方程组y/3-x+1/6=3 2(x-y/2)=3(x+y/18)
来源:学生作业帮助网 编辑:六六作业网 时间:2024/10/02 11:09:36
解方程组y/3-x+1/6=32(x-y/2)=3(x+y/18)解方程组y/3-x+1/6=32(x-y/2)=3(x+y/18)解方程组y/3-x+1/6=32(x-y/2)=3(x+y/18)y
解方程组y/3-x+1/6=3 2(x-y/2)=3(x+y/18)
解方程组y/3-x+1/6=3 2(x-y/2)=3(x+y/18)
解方程组y/3-x+1/6=3 2(x-y/2)=3(x+y/18)
y/3-x+1/6=3 ------(1)
2(x-y/2)=3(x+y/18)------(2)
(1) 两边同乘6 2y-6x+1=18 2y-6x=17 ---(3)
(2) 2x-y=3x+y/6 两边同乘6 12x-6y=18x+y
6x+7y=0 ---(4)
(3)+(4) 得 9y=17 y=17/9 代入(4)
x=-119/54
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
2(x+y)-3(x-y)=1 6(x+y)+7(x-y)=51 解方程组
解方程组﹛2(x+y)-3(x-y)=1 6(x+y)+7(x-y)=51
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
解二元一次方程组{3(x+y)-(x-y)=4,x+y/2+x-y/6=1
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/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
解方程组{x/3+(y-x)/2=2 y-1/2=x-6
二元一次方程组 2(X+Y)-(X-Y)=3 (X+Y)-2(X-Y)=1 解方程组二元一次方程组 2(X+Y)-(X-Y)=3 (X+Y)-2(X-Y)=1
利用图像解方程组解方程组2x-y=1,x+2y=3
解方程组:解方程组:|X+Y|=1|X|+2|Y|=3
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
1/2x-2y=-74,x-6y=-12解方程组,x/5-y/2=2,2x+3y=4解方程组
x+6=y-x-8,2x+3y-1=y-x-8 解这个方程组x+6=y-x-8,2x+3y-1=y-x-8解这个方程组
解联立方程组 x/x+y=5/8 x/x+y+6=2/3