Jamie needs to take her dog to the groomer. The groomer charges $45 if the dog is 12 pounds or less. They charge $55 if the dog is over 12 and no more than 45 pounds. If the dog is over 45 pounds, the charge is $55 plus 3 times the number of pounds over 45 that the dog is. Which function represents the grooming fee, f(x), in terms of weight, x, and how much will Jamie pay if her dog weighs 46 pounds? x< 12 12 < x < 45; She will pay $193. 45, O f(x) = { 55, 55 +3(x), X> 45 0 < x < 12 12 45 45, 0 45 45, OSxs12 O f(x) = 55 – 3(x – 45), 55, 12 sxS 45; She will pay $52. X 2 45

Given a function described as the equation y=4x-4, what is y when x is 1, 2, and 3?

The cost in dollars, y, to participate x days in a bike tour is a linear function. Lou’s bike tour is described by the equation y = 6x + 40. The cost of Mary’s bike tour is $120 for a 14-day bike tour. If both Lou and Mary take 14-day tours, whose bike tour costs less? *

A sanitation company charges $4 per bag for garbage for pick up plus a $10 weekly fee. A restaurant has 14 bags of garbage. What will the company charge the restaurant for the week? Write an equation of the function