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Cioltanandreea
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Afla nr necunoscut!94+[(402:2+5×e)×2+8]:5=184

Răspuns :

Piano19
94+[(402:2+5xe)x2+8]:5=184

94+[(201+5xe)x2+8]:5=184
[(201+5xe)x2+8]:5=184-94
[(201+5xe)x2+8]:5=90
(201+5xe)x2+8=90x5
(201+5xe)x2+8=450
(201+5xe)x2=450-8
(201+5xe)x2=442
201+5xe=442:2
201+5xe=221
5xe=221-201
5xe=20
e=20:5
e=4

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