#include<cstdio>
using namespace std;
int x,y,a,b,c,d,T;
int gcd(int a,int b,int &x,int &y)
{
    if(b==0)
    {
        x=1;
        y=0;
        return a;
    }
    int x0,y0,d=gcd(b,a%b,x0,y0);
    x=y0;
    y=x0-y0*a/b;
    return d;
}
int main()
{
freopen("euclid3.in","r",stdin);
freopen("euclid3.out","w",stdout);
scanf("%d",&T);
while(T)
{
    T--;
    scanf("%d",&a);
    scanf("%d",&b);
    scanf("%d",&c);
    d=gcd(a,b,x,y);
    if(c%d==0) printf("%d %d\n",x*(c/d),y*(c/d));
    else printf("-1\n");
}
return 0;
}