Question

pe un lacerau.rate.gaste si lwbedein total 500 pasari.ratele si gastele370 iar gastele si lebedele 300.Catep asari sunt din fiecare fel

Answer 1

$R+G+L=500 \ pasari \\ R+G=370 \ pasari \\ G+L=300 \ pasari \\ \boxed{R-?} \\ \boxed{G-?} \\ \boxed{L-?} \\ \bold{Rezolvare:} \\ L=500-370 \\ \Rightarrow \boxed{L=130 } \\ G=300-130 \\ \Rightarrow \boxed{G=170 } \\ R=370-170 \\ \Rightarrow \boxed{R=200}.$