Dear riot my last match was unranked vs golds wtf please fix what ever caused this

my last game i had 3 unranked as in first season barely 100 normal game players on my team i am gold v i usually sit at gold 3-2 but thats besides the point the enemy team was gold 4 and v and it think one unranked needless to say we got owned but that match was soo fucked up man mid and top had a combined total of 90 cs at 20 minutes that is insane i haven seen players do that poorely since bronze what ever caused a match to be that unfair and imbalanced needs to fixed asap or ranked in this game loses all crediblity.