At an airport, its costs $7 to park for up to one hour and $5 per hour for each additional hour. let x represent the number of hours parked. write a function that models the cost, c(x), of parking x hours, where x is an integer greater than 1.
a: c(x)=5x+12
b: c(x)=5(x+1)+7
c: c(x)=5(x-1)+7
d: c(x)=5x+7

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

1. evaluate 8x(2)y9(-2) for x=-1 and y=2 2. simplify the equation. -() 3. simplify the expression. [tex]\frac{5}{x(-2) y9(5)}[/tex]

The frequency table shows the results of a survey asking people how many hours they spend online per week. on a piece of paper, draw a histogram to represent the data. then determine which answer choice matches the histogram you drew. in order here is the.. hours online: 0-3, 4-7, 8-11, 12-15, and 16-19. frequency: 5, 8, 10, 8, 7 answer for the question is in the picture! : )