Answer:
a. 66 degrees
Step-by-step explanation:
Is going to be 5%because you have to divide 20 by 400 and then you get 5%
For this case we must find

By definition we have to:

We have the following functions:

Now, applying the given definition, we have:

Answer:

Answer:
-2k+6
Step-by-step explanation:
-2k-(-5)+1
multiply negative to negative 5 and get a positive
-2k+5+1=
-2k+6 or 6-2k