Question 1045781
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A rectangular room is 4 meters longer than it is wide, and its perimeter is 
24 meters. Find the dimension of the room. 
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I solved similar problem under this link

<A HREF=https://www.algebra.com/algebra/homework/Rectangles/Rectangles.faq.question.1045783.html>https://www.algebra.com/algebra/homework/Rectangles/Rectangles.faq.question.1045783.html</A>


https://www.algebra.com/algebra/homework/Rectangles/Rectangles.faq.question.1045783.html


Read it and consider that solution as your sample.


Then solve your problem in the same way by substituting you data.


Good luck!