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94+[(402:2+5xe)x2+8]÷5=184
E=?


Răspuns :

Răspuns:

94+[(402:2+5xe)x2+8]÷5=184

94+[(201+5xe)x2+8]÷5=184

[(201+5×e)×2+8]:5=184-94

[(201+5×e)×2+8]:5=90

[(201+5×e)×2+8]=90×5

(201+5×e)×2+8=450

(201+5×e)×2=450-8

(201+5×e)×2=442

(201+5×e)=442:2

201+5×e=221

5×e=221-201

5×e=20

e=20:5

e=4