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Determinati numarul natural × , care verifica egalitatile
a) [(×+360:4)•5+700]:600=2
Va rog am nevoie repede


Răspuns :

(×+90)•5+700=600•2=1200
(×+90)•5=1200-700=500
×+90=500:5=100
×=100-90
×=10