A cell phone company charges $20 for a customer to open a new account and $35 for each month of phone service. A linear function that represents total cost, y, a new customer would pay for x months of service is .

Lisa dined at a restaurant and gave the waiter a 15% tip if the price of her meal was $10.25 how much did lisa tip the waiter

Which expression is equivalent to (fg)(5)

Erin writes the set of ordered pairs below. the set represents a function. {(3, –3), (5, 0), (–1, 4), (–6, 7)} erin claims that she can add any point to the set and have the set still represent a function. which of the following points can be used to show that erin's claim is incorrect? select three that apply. (–6, 1) (–1, 9) (0, 5) (1, 7) (3, –2)