Respuesta :

GopherGrl
-x + y + 6

-(-3) + (-1) + 6= 

3 - 1 + 6= 

2 + 6= 8 
KitKat69
-x+y+6; x=-3 and y=-1
Sub in the numbers: 
-(-3)+(-1)+6
Simplify:
3-1+6
Combine:
2+6
8 :)