Answer:

Step-by-step explanation:
We start off with 3.2n + 13.3 = 26.1.
We need to get n by itself.
Subtract 13.3 from both sides.


We end up with: 
Divide 3.2 on both sides to get n by itself.

N would equal 45° since the tiny square means its 90°. 90-45=45.
Answer:16
Step-by-step explanation:
-(-2)^4 = 16
The - sign multiplies inside the bracket to a positive, 2^4 = 16