#include #define rep(i,n) for(int i = 0; i < (n); i++) using namespace std; typedef long long ll; int main(){ cin.tie(0); ios::sync_with_stdio(0); int T; cin >> T; rep(_,T) { // B[0] == B[1] == B[2] == sum(A)/3 int N; cin >> N; ll sumA = 0, maxA = 0; rep(i,N){ ll a; cin >> a; sumA += a; maxA = max(maxA, a); } cout << (sumA % 3 == 0 && maxA * 3 <= sumA ? "Yes" : "No") << "\n"; } }