解方程组 ①x+y-z=6 ②x-3y+2z=1 ③3x+2y-z=4 求x、y、z的值

解方程组x+y/2=z+x/3=y+z/4①x+y+z=27② 解三元一次方程组 ①2x-y+z=1 3x+y -2z=2 X+2y-z=3 ②x-4y+z=-3 2x+Y-Z=18 X-Y-Z=7 ③4x+4y+2z=7 6X-4y-z=6 2x-y+z=1 方程组{①x:y:z=1:2:3 ②x+y+z=36 这个方程组怎么解 解方程组x-y+z=0,3y-z=8,x+y=6 解方程组：2x+3y+z=3①,7x+6y+z=4②,x+y+z=7/3③. x+y-z=6 ① x-3y+2z=1② 3x+2y-z=3③ 求方程组解. 解方程组:{x+y-2z=-3① {2x+6y+z=2② {x+y+z=0③ 解方程组{x(x+y+z)=6,y(x+y+z)=12,z(x+y+z)=18 解方程组：{x(x+y+z)=6 {y(x+y+z)=9 {z(x+y+z)=10 解方程组x:y=3:2①y:z=5:4②x-y-z=66③ 解方程组x-y-3z=4 3x+y-z=6 -x+3y+z=8 解方程组x-y-3z=4 3x+y-z=6 -x+3y+z=8 3x-y+z=3,2x+3y-z=12,x+y+z=6解方程组 解方程组{3x+y-z=4,2x-y+3z=12,x+y+z=6} 解方程组2x+3y-z=12,3x-y+z=4,x+y+z=6 解方程组x+y+z=6 x+2y-3z=4 2x-y+z=5 解方程组：x+y+z=4,x+y+2z=5,3x+y-z=6 x+y+z+2,4x+2y+z+2,9x+3y+z=6解方程组