guajardobrayan3 guajardobrayan3 03-10-2016 Mathematics contestada The grocery store charges $0.89 a pound for unsalted peanuts. If y represents the total cost and x represents the number of pounds, which is the function rule that describes this relation? A. y = 0.89x B. y =x + 0.89 C. y = x – 0.89 D. y = 8.9x