Question

cum aflu necunoscuta: 94+[(402÷2+5×e)×2+8]÷5=184

Answer 1

94+[(402÷2+5×e)×2+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