Answer:

Step-by-step explanation:
Let x is the total population of the world.
Therefore, by the condition given the population of North America is
Again it is given that
fraction of the world's population lives in the United States of America.
So,
is the population of USA.
Therefore, the fraction of the population of North America that is the population of USA will be
(Answer)
Answer:
5 2/9 would be the answer
Answer:-2x+y=-5
Step-by-step explanation:
Ends up being ten after all the steps but if you add one after that the answer is 11