Respuesta :
All you do is plug in 8 for x.
So it f(8) = 8 + 5
which equals 13
Hope this helps!
So it f(8) = 8 + 5
which equals 13
Hope this helps!
When you see f(a) it literally means to use a in place of the variable in the function.
If f(x)=x+5
f(8)=8+5
f(8)=13
If f(x)=x+5
f(8)=8+5
f(8)=13