The answer is 3.
First do 25 - 10 and you get 15
The final step is to do 15 divided by 5 and you get the final answer which is 3.
Answer:

Step-by-step explanation:
First, recall the 4 basic imaginary exponents:

So, we want to find:

This is the same as:

52 is 4 times 13. Thus:

Since we know that i to the fourth is 1:

Simplify:

And this equals:

So:

Hey there!
The answer to your question is 
Write the equation
Distribute -2
Combine like terms
Add 10 to both sides
Divide both sides by -11
Hope it helps and have a great day!