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plz plz dau coroana ex 24 si 25...plz plz e urgent

Plz Plz Dau Coroana Ex 24 Si 25plz Plz E Urgent class=

Răspuns :

AndraN2005
a+b=150
a=b:2
b=a×2
a/-----/
b/----/-----/
3seg. egale=150
a=150:3
a=50
b=50×2
b=100
V:100+50=150

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