Respuesta :

The given function is:

[tex]g(x)=-x+4[/tex]

Value of :

[tex]g(b-3)=?[/tex][tex]\begin{gathered} g(x)=-x+4 \\ x=b-3 \\ g(b-3)=-(b-3)+4 \\ g(b-3)=-b+3+4 \\ g(b-3)=7-b \end{gathered}[/tex]

so the g(b-3) is 7-b.