In 1990, people in the United States spent $52.9 billion on video and audio products. In 2000, people spent $106.9 billion on video and audio products. What was the rate of change?

Rewrite the following without an exponent. (5/8)-1

Which of the following is an equation of a line parallel to the equation y=4x+1?

Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.