Arectangle has a perimeter of p centimeters. its width is b centimeters. its length is double its width. express p in terms of b.

Step-by-step explanation:

Let

x-----> the length of the rectangle

y----> the width of the rectangle

we know that

The perimeter of rectangle is equal to

so

-----> equation A

----> given problem

------->

substitute the value of x and the value of y in the equation A

sorry i need the points

step-by-step explanation:

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