[(x*2-40):(3+20)]*5-16=44

Răspuns :

[(x×2-40):(3+20)]×5-16=44/+16
[(x×2-40):23]×5=60/:5
(x×2-40):23=12/×23
x×2-40=276/+40
x×2=316
x=316:2
x=158