Corey Baird then opened the scoring in the 61st minute for Los Angeles FC with a fine strike after he was set up by Danny Musovsk.
Moments before the end of the game, Opoku then set up Jose Cifuentes to seal the victory for Bob Bradley’s men at Banc of California Stadium and ensured they started the MLS season on a winning note.
Meanwhile, South Africa international Kamohelo Mokotjo featured prominently as FC Cincinnati played out a 2-2 draw with Nashville SC.
Mokotjo started the encounter and made a key contribution for the Orange and Blue to ensure they avoided defeat at Nissan Stadium.
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