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24- Wiek Marii
a- wiek Anny
x- Lat Temu
24-x
a-x
{12=a-x
{24-x=a
{12=a-x
{24=a+x +
2a=36 /:2
a=18
12=18-x
-x=12-18
-x=-6 /×(-1)
x=6
To ma Byc Tak..:P