????? ?+5 ?? ??? ?????????.?????? ????? 5 ?????? ????? ??? ??????. ??? ??? ???????? ??????? click here ?????? ????? ????? ????? ??????. ?????? ??????? "2x + 5" ???? ??????? ??? ???? ??? 2. ??? ????? ???? 2 ????? ?? x ? ???? ??????? " (2 * 2) + 5 " = "4 + 5" = 9. ????????? ??? ?????? ??? ???????