50+ points to whoever get this equation right with explanation

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? define a variable for the situation. write an inequality that represents the situation. solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.