Answer:A
Explanation:I think letter A is the best because it seems like it would fit in.
3x + 7 = x - 15
First, make sure to subtract

from both sides.
Second, simplify 3x - x to get 2x, and then keep the 7.
Third, subtract

from both sides.
Fourth, simplify -15 - 7 to get -22.
Fifth, take the 2 and divide both sides by it, keeping the

by itself.
Sixth, since 11 goes into 2 to get 22, simplify the fraction to 11.

Answer:
x = -11
Teresa is going to be my girl this year, he promised himself as he left the gym full of students in their new fall clothes.
The principal, Mr. Belton, spoke over the crackling loudspeaker, welcoming the students to a new year, new experiences, and new friendships.
In English, they reviewed the parts of speech. Mr. Lucas, a portly man, waddled down the aisle, asking, "What is a noun?"
The teacher wet his lips and asked something else in French. The room grew silent. Victor felt all eyes staring at him.
The purpose of the opening sentence is to illustrate the main idea in the story that teens use social media.
<h3>How to convey the information?</h3>
It should be noted that social media is usually used by people as a form of communication. According to a recent research by the child advocacy organization Common Sense Media, 90% of those between the ages of 13 and 17 have used social media, and 51% claim to do so daily.
This was written in the first paragraph of the story.
Therefore, the purpose of the opening sentence is to illustrate the main idea in the story that teens use social media.
Learn more about purpose on:
brainly.com/question/24553900
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