The answer is 3. Hope this helps and pls give thanks!
Answer:

Step-by-step explanation:
<u><em>from what i can read and understand the equation is:</em></u>

<u><em>If I'm correct then</em></u><u> </u>
<u> </u><u><em>Would be your answer </em></u>
<u><em>And all you have to do is simplify the Expression</em></u>
Hopefully this Helps
Answer:
Length: 10 inches
Step-by-step explanation:
Because we know that the total perimeter of the rectangle is 40, we can just divide the perimeter by the width, which gets us 10 inches (length).
40/4=10 inches