Answer:
I believe it is extrusive
Barcelona is the only one in a coastal location.
The answer to the question above is "experienced a loss condition" which the situation that Louis will face if he decided to make another gadget. The net income or loss is the difference between cost and benefit of a project or a business. A loss will occur if the cost is higher than the benefit in a business or a project.
Its C but more accurately-
Turkey has a population of 75+ million and if the country entered the EU today, they would be the second largest member state behind Germany. This would mean an instant shift of power in almost every EU institution, more notably the European Parliament where seats are distributed to member states according to population. Turkey would instantly become a key player in European politics and would have more influence than the traditionally core countries, France, Italy, and the UK.
To change the equation, you'd have to take the square root of both sides. When you do this, x^2 cancels out leaving you with x = sqrt(y)
If you need help on the other ones, all you have to do is solve for x by using either addition/subtraction or dividing/multiplying.