👤

5xn+4<16
5 inmultit cux +4 <16


Răspuns :

  
[tex]\displaystyle 5x+4\ \textless \ 16 \\ 5x\ \textless \ 16-4 \\ 5x\ \textless \ 12 \\ \\ x\ \textless \ \frac{12}{5} \\ \\ x\ \textless \ 2,4 \\ x \in \{0;~1;~2 \} [/tex]