Hey there! :D
3x+9= 27
Since 9 is being added, you subtract it from both sides.
3x+9 (-9)= 27(-9)
3x= 18
Divide both sides by 3, since 3 is being multiplied by x.
x=6
I hope this helps!
~kaikers
Relating to interaction with other people especially for pleasure a busy social life.
Answer:
Between-Subjects Design
Explanation:
The advertisement was shown to two different groups of people because Between-Subjects Design was used. This type of design determines that a research will bring together two groups of people, where each person, of each group, will only be exposed to one treatment of the experiment, that is, to a tested element, having not counted on the other treatment of the experiment. This allows the research to be able to compare the results of each treatment in different people.