Go: package main

import (
  "fmt"
)

func main() {
  var a,b,c,d,e,f float64
  var x,y float64
  for _, err := fmt.Scan(&a, &b, &c, &d, &e, &f); err == nil;
   _, err = fmt.Scan(&a, &b, &c, &d, &e, &f) {
    y = (a*f-c*d)/(a*e-b*d)
    x = (c-b*y)/a
    fmt.Printf("%.3f %.3f\n", x,y)
  }
}

C++: const int tt = 10000;

#include<iostream>
#include<string>
#include<sstream>
using namespace std;

string toStr(int n);
string intToString(int n);

int main() {
  int a, b, c, d, e, f;
  
  while(cin >> a >> b >> c >> d >> e >> f) {
    c = c * tt;
    f = f * tt;

    int det = a * e - b * d;

    int x = ( e * c - b * f) / det;
    int y = (-d * c + a * f) / det;
    cout << toStr(x) << " " << toStr(y) << endl;
  }
}

string toStr(int n) {
  string pm, val;
  
  if (n < 0) {
    pm = "-";
    n = -n;
  } else {
    pm = "";
  }

  int ipart = n / tt;
  int fpart = (n - ipart * tt) + tt + 5;

  val = pm + intToString(ipart) + "." + intToString(fpart).substr(1, 3);
  return val;
}

string intToString(int n) {
  stringstream ss;
  ss << n;
  return ss.str();
}

C++: #include<iostream>
#include<stdio.h>
#include<string.h>
#include<math.h>
using namespace std;

#define MAX 256

int main(void){

	float a, b, c, d, e, f;
	float ansx[MAX], ansy[MAX];

	int i = 0;

	while (scanf("%f%f%f%f%f%f%f", &a,&b,&c,&d,&e,&f) != EOF){
		if (a*e != b*d){
			ansx[i] = (c*e - b*f) / (a*e - b*d);
			ansy[i] = (c*d - a*f) / (b*d - a*e);
			if (((int)(ansx[i] * 10000) % 10) > 4 || ((int)(ansx[i] * 10000) % 10) < -4){
				ansx[i] += 0.001;
			}
			if (((int)(ansy[i] * 10000) % 10) > 4 || ((int)(ansx[i] * 10000) % 10) < -4){
				ansy[i] += 0.001;
			}
		}
		i++;
	}

	if (i == 0)printf("\n");

	for (int j = 0; j < i; j++){
		printf("%.3f %.3f\n", ansx[j], ansy[j]);
	}
	
	return 0;
}

C++: #include<cstdio>
double a,b,c,d,e,f;
void C(double *p,double *q)
{
    double t=*p;
    *p=*q;
    *q=t;
}
int main()
{
    while(scanf("%lf%lf%lf%lf%lf%lf",&a,&b,&c,&d,&e,&f)==6)
    {
        if(a==0)
        {
            C(&a,&d);
            C(&b,&e);
            C(&c,&f);
        }
        double x,y=(f-d*c/a)/(e-b*d/a);
        x=c/a-b*y/a;
        printf("%.3lf %.3lf\n",x,y);
    }
    return 0;
}

C++: #include <iostream>
#include <stdio.h>
#include <iomanip>
//#include <vector>
//#include <string>
//#include <algorithm>
//#include <functional>

using namespace std;

int main(){

	int a, b, c, d, e, f;
	double x, y, A;

	while(cin >> a >> b >> c >> d >> e >> f){
		A = a*e - b*d;
		x = (double)((e*c - b*f) / A);
		y = (double)((a*f - d*c) / A);
		if (x == 0)x = 0;
		if (y == 0)y = 0;
		printf("%.3f %.3f\n", x , y );
	}



	return 0;
}

C++: #include<bits/stdc++.h>
using namespace std;

double Round4(double r){
    //double s=r;
    r=(int)round(r*1000);
    r=(double)r/1000;
    return(r);
}

int main(){
    double a,b,c,d,e,f;
    double x,y;
    while(cin>>a>>b>>c>>d>>e>>f){
        x=Round4((c*e-f*b)/(a*e-d*b));
        y=Round4((c*d-f*a)/(b*d-e*a));
        printf("%.3f %.3f\n", x, y);
    }
    return(0);
}

C++: #include <iostream>
#include <cstdio>
using namespace std;

int main()
{
  double a, b, c, d, e, f;

  while (cin >> a >> b >> c >> d >> e >> f){
    double x, y;
    y = (((a * f) - (d * c)) / ((a * e) - (b * d)));
    x = (c - (b * y)) / a;

    printf("%.3f %.3f\n", x, y);
  }

  return 0;
}

C++: #include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <queue>
#include <iostream>
#include <iomanip>
#include <cstdio>
#include <complex>
#include <cmath>
#include <cstdlib>
#include <cctype>
#include <string>
#include <cstring>
#include <ctime>
#include <fstream>
#include <stdio.h>

using namespace std;

//conversion
//------------------------------------------
inline int toInt(string s) {int v; istringstream sin(s);sin>>v;return v;}
template<class T> inline string toString(T x) {ostringstream sout;sout<<x;return sout.str();}

//typedef
//------------------------------------------
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<double> VEC;
typedef vector<VEC> MAT;
typedef vector<string> VS;
typedef pair<int, int> PII;
typedef pair<int, PII> TIII;
typedef long long LL;
typedef vector<LL> VLL;
typedef vector<VLL> VVLL;
//container util

//------------------------------------------
#define ALL(a)  (a).begin(),(a).end()
#define RALL(a) (a).rbegin(), (a).rend()
#define PB push_back
#define MP make_pair
#define SZ(a) int((a).size())
#define EACH(i,c) for(typeof((c).begin()) i=(c).begin(); i!=(c).end(); ++i)
#define EXIST(s,e) ((s).find(e)!=(s).end())
#define SORT(c) sort((c).begin(),(c).end())
#define MT(a,b,c) MP(a, MP(b, c))
#define T1 first
#define T2 second.first
#define T3 second.second.first
#define T4 second.second.second

//repetition
//------------------------------------------
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n)  FOR(i,0,n)
#define EPS 1.0e-9

int main(){
	while(!cin.eof()){
		double a,b,c,d,e,f;
		cin>>a>>b>>c>>d>>e>>f;
		double x = (c*e-b*f)/(a*e-b*d);
		double y = (a*f-c*d)/(a*e-b*d);
		if(abs(x)<0.0005)x = 0.0;
		if(abs(y)<0.0005)y = 0.0;
		printf("%.3f %.3f\n",x,y);
	}
	return 0;
}

C++: #include<iostream>
#include<cstdio>
using namespace std;

int main()
{
	double a, b, c, d, e, f;
	while (cin >> a >> b >> c >> d >> e >> f) {
		double x = (c*e - b*f) / (a*e - b*d);
		double y = (a*f - c*d) / (a*e - b*d);
		if (x == 0)x = 0;
		if (y == 0)y == 0;
		printf("%.6f %.6f\n", x, y);
	}
    return 0;
}

C++: #include <iostream>
#include <iomanip>
using namespace std;

int main()
{
  double a, b, c, d, e, f;
  while(cin >> a >> b >> c >> d >> e >> f){
    cout << fixed << setprecision(3) << (c * e - b * f) / (a * e - b * d) << ' ' << (a * f - c * d) / (a * e - b * d) << endl;
  }
}

C++: #include <stdio.h>
#include <math.h>

using namespace std;


int main(){
    double a,b,c,d,e,f,x,y;

    while(scanf("%lf %lf %lf %lf %lf %lf",&a,&b,&c,&d,&e,&f)!=EOF){
        x=(c*e-b*f)/(a*e-d*b);
        y=(c*d-a*f)/(b*d-a*e);
        if(x == 0)x=0;
        if(y == 0)y=0;
        printf("%.3lf %.3lf\n",x,y);
    }

    return 0;
}

C++: #include<iostream>
#include<iomanip>
using namespace std;
int main(){
	double a,b,c,d,e,f,x,y,dummy;
	while(cin>>a>>b>>c>>d>>e>>f){
		dummy=b;
		a*=e;
		b*=e;
		c*=e;
		d*=dummy;
		e*=dummy;
		f*=dummy;
		x=((c-f)/(a-d));
		y=((c-a*x)/b);
		cout<<fixed<<setprecision(4)<<x<<" "<<y<<"\n";
	}
	return 0;
}

C++: #include<stdio.h>
int main(){
	double a,b,c,d,e,f,x,y;
	while(scanf("%lf%lf%lf%lf%lf%lf",&a,&b,&c,&d,&e,&f)==6){
        double y=(double)(c*d-a*f)/(double)(b*d-a*e);
        if(a!=0)
			printf("%.3f %.3f\n",(c-b*y)/a,y);
        else
			printf("%.3f %.3f\n",(f-e*y)/d,y);}
	return 0;}

C++: #include <iostream>
#include <cstdio>
#include <cmath>
using namespace std;
int main() {
  int a, b, c, d, e, f;
  double x, y;
  while (cin >> a >> b >> c >> d >> e >> f) {
    x = (-b * f + c * e) / (-b * d + a * e);
    y = (a * f - c * d) / (a * e - b * d);
    printf("%.3f %.3f\n", x, y);
  }
  return 0;
}

C++: #include<bits/stdc++.h>
using namespace std;
int main()
{
    double a,b,c,d,e,f;
    double x,y;
    while(cin >> a >> b >> c >> d >> e >> f){
        x = (e*c - b*f) / (a*e - d*b);
        y = (a*f - c*d) / (a*e - d*b);
        if(x == -0){
            x = 0;
        }
        if(y == -0){
            y = 0;
        }
        printf("%.3lf %.3lf\n", x, y);
    }
}