[tex]a+b+c=769 \\ a+b=547 \\ b+c=554 \\ a+b+c=769 \Rightarrow 547+c=769 \Rightarrow c=769-547 \Rightarrow \boxed{c=222} \\ b+c=554 \Rightarrow b+222=554 \Rightarrow b=554-222 \Rightarrow \boxed{b=332} \\ a+b=547 \Rightarrow a+332=547 \Rightarrow a=547-332 \Rightarrow \boxed{a=215} \\ Verificare : 215+332+222=547+222=\boxed{769} [/tex]
