SOLUTION: mary and glen want to buy a rug tor a room that is 14 by 15 feet. They want to leave an even strip of flooring uncovered around the edges of the room. How wide a strip if they buy
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Question 916965: mary and glen want to buy a rug tor a room that is 14 by 15 feet. They want to leave an even strip of flooring uncovered around the edges of the room. How wide a strip if they buy a rug with an area of 110 square feet ?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Let w be the uniform width of uncovered floor.
Rug area is
Rug area is also given as 110 square feet.
, equality of the two area numbers
You can try to factor that, or just use general formula for solution of quadratic equation.
---- Only one of which should make sense.
or
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