解不定方程组:x+2y+3z=10 x-2y+5z=4
解方程组:x+y+z=4,x+y+2z=5,3x+y-z=6
几道不定方程的题目1、求方程组:3x+7y+z=244x+10y+z=33的整数解2、求方程组得正整数解:x+y+z=1
解不定方程x+y+z=20 3x+2y+z=50
解方程组{z=x+y 3x-2y-2z=-5 2x+y-z=3
解方程组 z=x+y 2x-3y+2z=5 x+2y-z=3
解方程组{3x+y-z=4,2x-y+3z=12,x+y+z=6}
解方程组x-4y+z=-3,2x+y-z=18,x-y-z=7.
x+y/2=z+x/3+y=z/4,...x+y+z=27.解方程组.
已知方程组4x-5y+2z=0 x+2y=3z 则x:y:z
解三元一次方程组:(1)x+2y+3z=11x-y+4z=10x+3y+2z=2(2)x:y=3:5y:z=5:6x+y
x/2+y/3-z=-5 x/3-y/2+z/2=10 x/2-y/3-z/4=6 解这个三元一次方程组
解三元一次方程组5x+3y-z=0 5x-3y+z=-4 10x+y+2z=-5 2/3