Alexander is building a rectangular pen in his backyard for his dog. The pen will have a length of 13 feet and a width of 2x feet.

0 thoughts on “Alexander is building a rectangular pen in his backyard for his dog. The pen will have a length of 13 feet and a width of 2x feet.”

1. 4x+26

   Step-by-step explanation:

   to buy fencing, you need to find the perimeter of the pen. The perimeter is found by adding all sides together.

   So, 13+13+2x+2x=4x+26

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