Answer:
18
Step-by-step explanation:
3+9=12
12/2=6
6x3=18
Answer: x = 36/5
0=24-5x+12
0=36-5x
5x=36
Answer:
Option b is correct
.
Step-by-step explanation:
Domain is the set of all possible values of x where function is defined.
Given the function:

To find the domain of the given function:
Exclude the values of x, for which function is not defined
Set denominator = 0

By zero product property;
and 
⇒x = 0 and 
⇒x = 0 and 
Therefore, the domain of the given function is:
