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Các câu hỏi tương tự
tim cap so nguyen x,y thoa man: |x+4|+|y-2|=3
tim cap so nguyen (x;y) thoa man : |x+2| + (y+2)2 = 3 - |x+1|
tim so nguyen duong x,y thoa man : x^2=1!+2!+3!+....+y!
tim cac so nguyen x,y thoa man: 1/x-1/3=1/y voi x,y khac 0
c1: Tap hop cac gia tri nguyen cua x thoa man \(\left(x+\frac{5}{4}\right)\left(x-\frac{19}{7}\right)\)<0
c2: Neu x,y la cac so nguyen thoa man 2xy+4y=6 thi y co the nhan nhung gia tri nam trong tap hop nao
c3: tim 3 so x,y,z biet x+y=8,x+z=10,y+z=12
C4: Gia tri cua x thoa man (x+3)^2=25 va x^3>0 la x=
tim x,y,z thoa man x/y+y/z+z/x=y/x+z/y+x/z=x+y+z=3
tim cac cap so nguyen x , y thoa man : 2 . ( xy - 3 ) = x
tim x;y;z thoa man :5x-3y/4=2z-3x/5=9y-10z/7;2y-z=132
tim x;y;z thoa man :x+3y/19=3y+9z/114=5z+15x;x+y+2z=-31
Biet x;y;z thoa man x-1/2=y-2/3=x-3/4 va x-2y+3x=-10. Khi do x+y+z =?