#include <fstream>

using namespace std;

ifstream fin("euclid1.in");
ofstream fout("euclid1.out");

void cmmdc (int a, int b, int &d, int &x, int &y)
{
    if (b==0)
    {
        d=a;
        x=1;
        y=0;
    }
    else
    {
        int x0, y0;
        cmmdc(b,a%b,d,x0,y0);
        x=y0;
        y=x0-(a/b)*y0;
    }
}
int main()
{
    int a, b, c, n, x, y, d;
    fin>>n;
    for(int i=1;i<=n;i++)
    {
        fin>>a>>b>>c;
        cmmdc(a,b,d,x,y);
        if(c%d!=0)
            fout<<"-1"<<endl;
        else
        {
            x=x*c/d;
            y=y*c/d;
            fout<<x<<" "<<y<<endl;
        }
    }
    fin.close();
    fout.close();
    return 0;
}