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

using i8 = int8_t;
using i16 = int16_t;
using i32 = int32_t;
using i64 = int64_t;
using isize = ptrdiff_t;
using u8 = uint8_t;
using u16 = uint16_t;
using u32 = uint32_t;
using u64 = uint64_t;
using usize = size_t;
using f32 = float_t;
using f64 = double_t;

inline constexpr i32 Modulus = 1e9 + 7;

int main(void)
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);

    usize t;
    cin >> t;

    while (t > 0)
    {
        t -= 1;

        u64 a, b;
        cin >> a >> b;

        u64 sum = a + b;
        u64 moves = sum / 3;

        if (moves * 3 == sum && a >= moves && b >= moves)
        {
            cout << "YES" << '\n';
        }
        else
        {
            cout << "NO" << '\n';
        }
    }

    return 0;
}