Answer:
9
Step-by-step explanation:
f(x) = -x^2
f(3) = -3^2
f(3) = 9
Answer:
-5,5 I think dont put the answer yet
Step-by-step explanation:
3x + 1
=3x + 1
this is because a variable X is attached to the 3 so it makes the 3x and the 1 unlike
therefore you can not add them.
11 is 40% of
27.5Change the percentage to a decimal by dividing it over 100:

Divide 11 over 0.4: