3 parentheses x-7 close parentheses =12 solve for x

Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4

Can someone me and plz do the problem

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy