1.50x + 450 = 3x
450 = 3x - 1.50x
450 = 1.50x
450/1.50 = x
300 = x
300 copies must be sold to break even
Answer:
28.5% Internet users in 2003 were in the United States.
Step-by-step explanation:
We are given the following in the question:
Number of people using the internet =
Number of people in United States =
Percent of Internet users in 2003 were in the United States =
Thus, 28.5% Internet users in 2003 were in the United States.
Step-by-step explanation:
4 is the common difference