Original: As a result, the Ogakor and Kucha tribes merged with an equal number of tribe members, instead of the possible six to four (had Ogakor lost the Immunity Challenge and gone to Tribal Council).
Simplified: Because of this, the Ogakor and Kucha tribes merged (combined) with the same number of tribe members, instead of the possible six to four (which would have happened if Ogakor lost the Immunity Challenge and gone to Tribal Council).