1,tim cac so nguyen x,y biet: -2/x=y/3 va x<0<y
2, Tim cac so nguyen x,y biet:x-3/y-2=3/2 va x-y=4
Tim cac so nguyen x, y biet: ( x - 1 ) . ( x + y ) = 33
bai 1 tim cac so nguyen x,y biet
a,x/3=7/y b,x/y=-3/11 c,x/y-1=5/-19
bai 2 tim cac so nguyen x,y,z,t biet
12/-6=x/5=-y/3=z/-17=-t/-9
Tim cac gia tri nguyen cua x biet
a, Y=5x+9/ x+3
b, Tim cac cap so nguyen x , y thoa mai he thuc :
(2x-1).(y+4)
tim cac so nguyen x,y,z biet y^2=y-1; x^2=x-1; z^2=z-1
Tim cac so nguyen x , y biet x . y =30 va x+y=-11
tim cac so nguyen x y biet :(2x+1)* (y-2)=âm3
tim cac cap so nguyen x,y biet /x/+/y/=-5
Tim cac so nguyen duong x;y biet: |x-2y+1|.|x+4y+3|=20