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[(x÷2-40)÷(3+20)]×5-10=44

Răspuns :

[(x÷2-40)÷(3+20)]×5-10=44
[(x÷2-40)÷23]×5=44+10
(x÷2-40)÷23=54÷5
x÷2-40=10,8×23
x÷2=248,4+40
x÷2=288,4
x=288,4×2
x=576,8