Respuesta :

a3073703
10 in

This is a answer

Answer:

length = 10 inches

Step-by-step explanation:

We know that the perimeter of a rectangle:

P = 2(L + W), where p= perimeter, L = length, W= width, so:

34 = 2(L + 7)

=> 34 = 2L + 14

=> 20 = 2L

=> 20/2 = L

=> 10 = L

Hope this helps!