Apool pass costs $30 for the first month and $15 each additional month.
construct an explicit rule in function notation to model the arithmetic sequence.
f(n) = (simplfy your answer)

find f(12) =

14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a. m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum. how many seats does the larger van have?

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

Which shows the first equation written in slope-intercept form? 1/2 (2y + 10) = 7x