Answer:
N = 3
Step-by-step explanation:

I hope I helped you^_^
Answer:
Question it in english
Step-by-step explanation:
After solving the equation (work shown in image) your answer would be x > -2. I drew an image of how the number line should look at least similar to, using the solution.
*whenever you divide or multiply with a negative number reverse/flip the sign
< or > signs will always have an open circle
≥ or ≤ signs will have a closed/filled in circle
TIP: To know which way the arrow should point, look at the sign and think of it as an arrow.
< would have the arrow on the number point
this way: <-
or > which would have the arrow on the number line point this way: ->
Answer:
F(3)=-20
Step-by-step explanation:
just plug 3 for x.