Answer:
-10a + 16
Step-by-step explanation:
We should first put the like terms next to each other:
-5a + 2a - 9a - (-2a) + 16
Then, we can distribute the negative outside of - (-2a) onto the term -2a:
-5a + 2a - 9a + 2a + 16
Now, we can add and subtract as needed.
-10a + 16
Hopefully that was helpful! Let me know if you have any further questions. :)
