[tex]\huge\boxed{Rational}[/tex]
[tex]\boxed{So,\;we\;have\;the\;following\;equation.}[/tex]
[tex]\boxed{-4+23=(?)}[/tex]
[tex]\boxed{Lets \;solve \;it.}[/tex]
[tex]\boxed{-4+23=19}[/tex]
[tex]\boxed{19\;is\;rational\;since\;we\;can\;turn\;it\;into\;a\;fraction.}[/tex]
[tex]\boxed{19=19/1}[/tex]
