Hello there! :)
Answer:

*THE ANSWER MUST HAVE A POSITIVE SIGN ONLY!*
Explanation:
First, you switch sides of an equation.

Then, you add by 5 from both sides of an equation.

Add by the numbers from left/right.

, is the CORRECT/FINAL ANSWER!
Hope this helps you!
Have a nice day! :)
:D
-Charlie
Thank you so much! :)