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9 June, 10:50

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. What expressions represent the total amount of fencing needed for the pen?

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  1. 9 June, 11:06
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    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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