City's number one goalkeeper Ederson was not missed as Stefan Ortega produced a brilliant save to deny Alexander Isak pulling a goal back for Newcastle.
It was lacklustre display from Pep Guardiola's side against winless opponents but after the difficulties of re-assembling his squad after the international break, the City boss will be satisfied with three relatively comfortably earned points.
Silva, who usually operates as an attacking midfielder, featured in a deeper role with Rodri and played a vital part in City's victory at Stamford Bridge as they moved up to second.