" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
y - ola
x = y + 6
x - 4 = 2 (y - 4)
y + 2 = 2y - 8
-y = -10
y = 10
x=16
y=10
pzdr ;)
y-ola
y+6=x
2y-4=x -4
y-x=-6 //:(-1)
2y-x=o
-y +x= 6
2y-x= o
_______dodać
y= 6
6+6=12
y - Ola
x = y + 6
2y - 8 = x - 4
x = y + 6
2y - 8 = y + 6 - 4
x=y+6
y = 10
x= 10 + 6 = 16
Odp. Karol ma 16 lat, Ola 10 ;)