SOLUTION: Cynthia Besch wants to buy a rug for a room that is 18 ft wide and 31 ft long. She wants to leave a uniform strip of floor around the rug. She can afford to buy 300 square feet of

Question 1066615: Cynthia Besch wants to buy a rug for a room that is 18 ft wide and 31 ft long. She wants to leave a uniform strip of floor around the rug. She can afford to buy 300 square feet of carpeting. What dimensions should the rug have? The dimensions of the rug should be
blank ft.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the width of the border
around the rug. The width and length
both get increased by

Use quadratic formula

( the negative square root works here )

-----------------

and

----------------------------
The dimensions of the rug are 12 x 25
check:

OK
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