[tex]x=laleaua\\
y=crizanteme\\
3x+5y=34=\ \textgreater \ 3x=34-5y=\ \textgreater \ x=\frac{34-5y}{3}\\
9x+4y=47\\
9*\frac{34-5y}{3}+4y=47\\
3(34-5y)+4y=47\\
102-15y+4y=47\\
-11y=-55=\ \textgreater \ y=5 lei(crizantemele)\\
x=\frac{34-5*5}{3}=\frac{34-25}{3}=\frac{9}{3}=3lei(laleaua)[/tex]