It is the reason something exist for example if you ask what the purpose of a car is you would say its purpose is to get me from one place to another.
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
Answer:
describe the innovation and advancement of movies over time.
Answer: it is known as the mere exposure effect. So (b)
Explanation:
Causr he said. That however, we are also more likely to be in regular close proximity to people with whom we see regularly, we unknowingly form some sort of relationship with them, or tge geographical region.