" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
y-jej obecny wiek
y=7x
(y+20)=2(x+20)
7x+20=2x+40
5x=20
x=4
y=28
Ma 28 lat
29+7=36
36+2=38