The correct answer is C !
According to the information given, it is found that the third commercial was 1.233 minutes long.
<h3>How is the time divided?</h3>
- The total time is of 3 minutes.
- The first commercial uses
minutes.
- The second commercial uses
of a minute.
- The third commercial uses x minutes.
The sum of the time used by the three commercials is 3, hence:






The third commercial was 1.233 minutes long.
A similar problem, in which the information given is used to build and solve an expression, is given at brainly.com/question/24812278
Answer:
-15x
Step-by-step explanation:
1) distribute "3x" with each term inside the parantheses
3x*4
3x*-9
12x-27x=-15x
I believe the answer to this question is the 3rd one