#include <bits/stdc++.h>
#include <fstream>

using namespace std;

const string fileName = "euclid3";

ifstream in (fileName + ".in");
ofstream out (fileName + ".out");

int n;

void euclid(long long a, long long b, long long *d, long long *x, long long *y)
{
    if (b == 0) {
        *d = a;
        *x = 1;
        *y = 0;
    } else {
        long long x0, y0;
        euclid(b, a % b, d, &x0, &y0);
        *x = y0;
        *y = x0 - (a / b) * y0;
    }
}

int main()
{
    in >> n;
    for(long long i = 0; i < n; i ++){
        long long a, b, c;
        in >> a >> b >> c;
        long long d, x, y;
        euclid(a, b, &d, &x, &y);
        if(c % d == 0)
            out << a * x * c / d << " + " << b * y * c / d<< " = " << a * x * c / d + b * y * c / d << endl;
        else{
            out << "0 0" << endl;
        }
    }


    return 0;
}