m - wiek mamy
c - wiek córki
[tex]\left \{ {{m=3*c} \atop {m+c=44}} \right. \\\\\left \{ {{m=3*c} \atop {3*c+c=44}} \right. \\\\\left \{ {{m=3*c} \atop {4*c=44}} \right.\\\\\left \{ {{m=3*c} \atop {c=11}} \right. \\\\\left \{ {{m=3*11} \atop {c=11}} \right.\\\\\left \{ {{m=33} \atop {c=11}} \right. \\[/tex]
Odpowiedź: Mama ma 33, a córka 11 lat.
