SOLUTION: How do you solve this: A rectangle has a perimeter of 38 inches. If the length is 3 inches more then what is the width, find the width. I need an immediate answer, please

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Question 787736: How do you solve this:

A rectangle has a perimeter of 38 inches. If the length is 3 inches more then what is the width, find the width.

I need an immediate answer, please.

Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


The perimeter of a rectangle is given by

Where is the length and is the width.

But for this problem, you know that the length is 3 inches more than the width, so . Also, you know that the perimeter is 38 inches. Make the substitutions:



Solve for .

John

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