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The solution of the given expression will be 
<h3>What is an expression?</h3>
Expression in maths is defined as the collection of the numbers variables and functions by using signs like addition,substraction, multiplication and division.
The given expression will be calculated as:-

Hence the solution of the given expression will be 
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Answer:
P=30cm
Step-by-step explanation:
So the formula there is to find the Perimeter of the rectangle, so we are going to use it!
Using Substitution:

Hope this helps!
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