$$x:\ attend\ regular\ showing$$ $$y:\ attend\ matinees$$ $$x+y=5000$$ $$\Rightarrow y=5000-x$$ $$9.5x+(5000-x)7=44000$$ $$\Rightarrow 9.5x+35000-7x=44000$$ $$\Rightarrow 2.5x=9000$$ $$\Rightarrow x=3600$$ $$\Rightarrow y=5000-3600=1400$$