Answer:
Your expression equals
assuming the problem was to simplify
to the form
.
Step-by-step explanation:


Let's use the following identity: 

which is comparable to the form
.


Answer:
no
Step-by-step explanation:
4m + 12 ≠ 2m + 12
Answer:
the 2nd answer
Step-by-step explanation:
it makes sense
When you multiply both sides by a negative value you make the side that is greater have a "bigger" negative number, which actually means it is now less than the other side! This is why you must flip the sign whenever you multiply by a negative number.