Crossword clues for X, at times:CCCXXX times XMCLCXV times XMMCLCCXV times XMDCLCLXV times XDCLX times LXVMMCCLX times CCXXVXXXXX, at timesKISSX, at timesTENX, at timesVOTEX, at timesUNKNOWNx, at timesNUMERALX, at timesTTTTTTTTTGeneration X's time?CHIX, at timesUNKNOWNSX's, at timesVOTERX maker, at timesCHARLIESBrand X adding 41 marginally efficacious good-time guys (8)