Respuesta :

Answer:

f(x)=-1

Step-by-step explanation:

f(-4) if f(x)=-x-5

Substitute -4 in for x

  • 4-5

Solve.

  • -1

This means that f(x) equals -1

f(x)=-4-5=-9
you need to combine the like terms, since the 4 is already negative and the 5 is also negative -4 minus 5 is negative 9