" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
y - wiek Kasi
x - 15 = y
(x+3) / (y+3) = 4
x+3 = 4y +12
x - 9 = 4y
x = 4y + 9
4y + 9 - 15 = y
3y = 6
y = 2
x =17
Kasia ma 2 lata, Tomek 17.
proszę licze na naj