<prompt> Translate the following text to SwahiliAnd its hard work to determine the success of mergers, because you have to compare the performance of the new company against the projected performance of the previously independent companies.  <response>: Ni vigumu sana kuamua mafanikio ya kuunganishwa kwa sababu ni muhimu kulinganisha utendaji wa kampuni mpya na utendaji wa makampuni ya zamani. 