SOLUTION: I need to know how to set up the following problem not the answer. The perimeter of a rectangular writing pad is 28 inches. The length is 1 inch less than twice the width. What

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Question 71835This question is from textbook basic mathematics
: I need to know how to set up the following problem not the answer. The perimeter of a rectangular writing pad is 28 inches. The length is 1 inch less than twice the width. What did I do wrong in setting the problem up?
P= 2l + 2w, length is 2x-1
This question is from textbook basic mathematics

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
The perimeter of a rectangular writing pad is 28 inches. The length is 1 inch less than twice the width. What did I do wrong in setting the problem up?
P= 2l + 2w, length is 2x-1
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That's good so far.
width = x and length = 2x-1
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Now substitute to get:
28 = 2(2x-1)+2x
Then you can solve for x and for 2x-1.
cheers,
Stan H.