What is the perimeter of this title ? HURRY PLEASE !!

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

Can someone me with this? i’m not sure what to put for my equations.

Astrid spent $36 on new shoes. this was $12 less than twice what she spent on a new skirt. part a: which equation would solve for how much she spent on the skirt? part b: solve the equation in the workspace provided below. how much did astrid spend on her skirt?