(int, int) main(int a, int b, int c, int d, int e, int f) {
  int D = a * d - b * c;
  int Dx = e * d - b * f;
  int Dy = a * f - e * c;
  return (Dx / D, Dy / D);
}

{-
    method_id | in            | out
TESTCASE | 0  | 1 1 1 -1 10 6 | 8 2
TESTCASE | 0 | 817 -31 624 -241 132272 272276 | 132 -788
TESTCASE | 0 | -886 562 498 -212 -36452 -68958 | -505 -861
TESTCASE | 0 | 448 -433 -444 792 150012 -356232 | -218 -572
TESTCASE | 0 | -40 -821 433 -734 -721629 -741724 | -206 889
TESTCASE | 0 | -261 -98 -494 868 -166153 733738 | 263 995
-}