Respuesta :

The fucntion are given as

[tex]f(-1)=-5,g(-1)=10[/tex]

To determine the expression for the function.

[tex](f+g)(-1)[/tex][tex](f+g)(-1)=f(-1)+g(-1)[/tex][tex](f+g)(-1)=-5+10[/tex][tex](f+g)(-1)=5[/tex]

Thus the answer is 5.