Newell's Old Boys beat San Martín (SJ) 2-0. San Martín (SJ) controlled the ball — 60% possession — but had nothing to show for it. The winner had to work for it: 2 from 23 shots. Best on the pitch was B. Sarmiento, rated 8.4.

1. 0'
   ⚽Kick-off
   Superliga 2017-18
   ARG 4-2-3-1·4-2-3-1 ARG
   Coach: O. De Felippe · N. GorositoReferee: Pablo Dovalo, Argentina📍 Estadio Marcelo Bielsa
2. 1. First half
   2. 3'
      ARG
      GOOOAL!J. TorresAssist: H. Fértoli
   3. 29'
      ARG
      GOOOAL!Luís LealAssist: B. Sarmiento
3. 1. Second half
   2. 46'
      ARG
      Substitution
      ▲F. Barcelo▼G. Carabajal
   3. 65'
      ARG
      Substitution
      ▲Maximiliano Rodríguez▼N. Maná
   4. 65'
      ARG
      Substitution
      ▲N. Pelaitay▼M. Gelabert
   5. 66'
      ARG
      Yellow card
      F. Evangelista
   6. 81'
      ARG
      Substitution
      ▲V. Figueroa▼J. Torres
   7. 88'
      ARG
      Substitution
      ▲D. Rodríguez▼B. Rivero