#include<bits/stdc++.h>
namespace {
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-function"
#include<atcoder/all>
#pragma GCC diagnostic pop
using namespace std;
using namespace atcoder;
#define rep(i,n)for (int i = 0; i < int(n); ++i)
#define rrep(i,n)for (int i = int(n)-1; i >= 0; --i)
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
template<class T> void chmax(T& a, const T& b) { a = max(a, b); }
template<class T> void chmin(T& a, const T& b) { a = min(a, b); }
using ll = long long;
using P = pair<int,int>;
using VI = vector<int>;
using VVI = vector<VI>;
using VL = vector<ll>;
using VVL = vector<VL>;

template <class T>
long long max_distinct_k(vector<T> a, int k) {
  const int n = a.size();
  if (n < k) return 0;
  sort(a.begin(), a.end());
  const int base = n - k;
  long long rest = accumulate(a.begin(), a.begin() + base, 0LL);
  for (int i = base + 1; i < n; i++) {
    long long mx = rest / (i - base);
    if (mx < a[i] - a[i - 1]) {
      return a[i - 1] + mx;
    }
    rest -= (a[i] - a[i - 1]) * (i - base);
  }
  return a[n - 1] + rest / k;
}


} int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  int tt;
  cin >> tt;
  while(tt--) {
    int n;
    cin >> n;
    VL a(n);
    rep(i, n) cin >> a[i];
    ll tot = accumulate(all(a), 0LL);
    ll cnt = max_distinct_k(move(a), 3);
    cout << (cnt * 3 == tot ? "Yes\n" : "No\n");
  }
}