// compile: g++ -o data data.cpp -std=gnu++20 -DLOCAL
// run: ./data < data.in
#include <bits/stdc++.h>
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#ifdef LOCAL
#endif
#define sz(v) ((int)(v).size())
#define PV(v) for (int i=0;i<v.size();++i)cout<<v[i]<<" ";cout<<endl;
#define INTINF 9223372036854775807
#define int long long

using namespace std;

int32_t main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    int _; cin >> _;
    while (_--) {
        int a, b; cin >> a >> b;
        if (max(a, b) > min(a, b) * 2) {
            cout << "NO" << endl;
            continue;
        }
        if ((a + b) % 3 != 0) {
            cout << "NO" << endl;
            continue;
        }
        cout << "YES" << endl;
    }

    return 0;
}