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Urgent dau coroana!!!!! Pana mâine!!!!

Urgent Dau Coroana Pana Mâine class=

Răspuns :

(4/5 x - 3/2 ) × 4/15 = 2/3
4/5 x - 3/2 = 2/3 ×15/4 = 5/2
4/5 x = 5/2 + 3/2 = 8/2 = 4
x = 5