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674-10x+3>18*21-1 rezolvati inecuatia


Răspuns :

[tex]674-10x+3\ \textgreater \ 18*21-1 \\\\ 677-10x\ \textgreater \ 378-1 \\\\ 677-10x\ \textgreater \ 377 \\\\ -10x\ \textgreater \ 377-677 \\\\ -10x\ \textgreater \ -300 \ |(-10) \\\\ x \ \textless \ 30 \\\\\\ \boxed{ x \in (\infty ; 30) }[/tex]