Ianswered those other questions but need with this one because i have trouble so can someone answer this for me?

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)

Ineed someone to me answer my question i have to have this done and knocked out