//  Coin Piles

#include<bits/stdc++.h>

using namespace std;
using ll = long long;

int main() {
    int t; cin >> t;
    for (int T{}; T < t; T++) {
        ll a, b; cin >> a >> b;
        if (a < b) swap(a, b);
        if ((a + b) % 3 != 0) {
            cout << "NO" << endl;
            continue;
        } else if (a > 2*b) {
            cout << "NO" << endl;
            continue;
        }
        cout << "YES" << endl;
    }
    return 0;
}