#include <bits/stdc++.h>
using namespace std;
const long long maxn = 2e6 + 7;
const long long mod = 1e9 + 7;
const long long INF = 3e18 + 315;
vector<pair<long long, long long> > va, vb;
long long n, s, ans, na, nb, ta, tb;
int32_t main() {
  ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
  cin >> n >> s;
  for (long long i = 0; i < n; i++) {
    long long num, a, b;
    cin >> num >> a >> b;
    if (a > b) {
      ans += num * a;
      na += num;
      va.push_back({a - b, num});
    } else {
      ans += num * b;
      nb += num;
      vb.push_back({b - a, num});
    }
  }
  na %= s;
  nb %= s;
  sort(va.begin(), va.end());
  sort(vb.begin(), vb.end());
  if (na + nb > s) return cout << ans << endl, 0;
  for (long long i = 0; i < ((long long)(va).size()); i++) {
    ta += min(na, va[i].second) * va[i].first;
    na -= min(na, va[i].second);
  }
  for (long long i = 0; i < ((long long)(vb).size()); i++) {
    tb += min(nb, vb[i].second) * vb[i].first;
    nb -= min(nb, vb[i].second);
  }
  ans -= min(ta, tb);
  cout << ans << endl;
  return 0;
}
