13) In a rectangle the length is triple the width. The perimeter of the rectangle is 56 yards. Which equation represents the perimeter?
a.) w + 3w = 56
b.) w(3w) = 56
c.) w +3 + w +3=56
d.) w +31+ w +3w=56

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.