Answer:
27
Step-by-step explanation:
Greetings!
How to Simplify this expression:

First, combine likes terms.


This is the most you can simplify this expression.
Hope this helps.
-Benjamin<span />
Answer:
Infinitely many solutions
Step-by-step explanation:
When the solved system has the same number on each side, the system has infinite solutions.
Answer:
waiting for the bus
Step-by-step explanation:
I'm going back home wait for my answer