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Original Question
A small garden measures 7 ft by 14 ft. A uniform border around the garden increases the total area to 170 ft2. What is the widt...Asked by mel
A small garden measures 14 ft by 6 ft. A uniform border around the garden increases the total area to 209 ft2. What is the width of the border?
Answers
Answered by
Lilinau
You have set up the first rectangular area = 84...then realize that the sides of new rect. are x+6;and x+14.
Set up the equation..
(X+6)(x+14) = 209 be careful when mult. Yu should get....
X=5 Now plug this value into both binomials and the sides are 11 and 19..
.
Set up the equation..
(X+6)(x+14) = 209 be careful when mult. Yu should get....
X=5 Now plug this value into both binomials and the sides are 11 and 19..
.