For each ordered pair (x, y), determine whether it is a solution to the inequality 6x – 3y <-9. Is it a solution

(2.7)
(-7-8)
(-5, 1)
(0, - 9)

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?