Answer:
-2a -12
Step-by-step explanation:
a minus * a plus is a negative therefore -12
134 hope I helps with ur problem
Answer:

Step-by-step explanation:
First, add two to both sides to get
There are two ways to solve this from here
- Think about what power you would have to raise 9 to to get to 27.
= 3 and
. So, multiplying the powers (because it is a power to a power) you get
. This means that
or x =
. - Take the log of both sides.
This gives us 
The correct answer is 7. 85