[tex] \frac{4-a}{3} + \frac{5-2a}{4} \ \textless \ 0\\
4(4-a)+3(5-2a)\ \textless \ 0\\
16-4a+15-6a\ \textless \ 0\\
-10a\ \textless \ -31|*(-1)\\
10a\ \textgreater \ 31\\
a\ \textgreater \ \frac{31}{10}\\
a\ \textgreater \ 3,1 [/tex]
Cea mai mica valoare intreaga a lui a este 4.
