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Mihaelavlogs12
a fost răspuns

aflati x din egalitatea

202+2*[13+5*(38-x)+5]=608

Răspuns :

Unicorn2044
202+2*[13+5*(38-x)+5 ]=608/-202
2*[13+5*(38-x)+5]=406/:2
[13+5*(38-x)+5]=203/-13
5*(38-x)+5=190/:5
(38-x)+5=38/-5
38-x=33
x=33+38
x=71

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