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{[a+3)×3+3]÷3+5}÷3+3=8

Răspuns :

{[(a+3)•3+3]÷3+5}÷3+3=8
{[(a+3)•3+3]÷3+5]}÷3=8-3
[(a+3)•3+3÷3+5]=5•3
(a+3)•3+3÷3=15-5
(a+3)•3+3=10•3
(a+3)•3=30-3
a+3=27÷3
a=9-3
a=6