Hey there!
In order for you to solve this particular equation, you have to do , what we call
. This word "
" means
In this particular
you have
-



Firstly, we have to solve what is in the
which is


Solve that part
⇒
Our equation now becomes; and we move on to our next step, which is 


⇒ 
So, therefore your answer would most likely going to be: 
Note: you necessarily don't have to round your answer because it is around somewhat rounded to the nearest tenth
Good luck on your assignment and enjoy your day!
~