" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
zapis : np. x+x+3=123 więc 2x=120 wieć x=60
zatem: x-licz.chłopców - 60 , x+3 liczba dziewcząt - 63