Ответ:
\(560 : x = 240 : 3\)
\(240 : 3 = 80\)
\(560 : x = 80\)
\(x = 560 : 80 = 7\)
\(240 : (y - 18) = 8\)
\(y - 18 = 240 : 8 = 30\)
\(y = 30 + 18 = 48\)
Ответ: x = 7; y = 48.
\(560 : x = 240 : 3\)
\(240 : 3 = 80\)
\(560 : x = 80\)
\(x = 560 : 80 = 7\)
\(240 : (y - 18) = 8\)
\(y - 18 = 240 : 8 = 30\)
\(y = 30 + 18 = 48\)
Ответ: x = 7; y = 48.