SOLUTION: Nick has a beautiful rectangular garden, which measures 4m by 3 m. He wants to create a uniform border of river rocks around three sides of his garden. If he wants the area of the
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Question 1160184: Nick has a beautiful rectangular garden, which measures 4m by 3 m. He wants to create a uniform border of river rocks around three sides of his garden. If he wants the area of the border and the area of his garden to be equal, approximately how wide should the border be? Found 2 solutions by mananth, ikleyn:Answer by mananth(16946) (Show Source):
You can put this solution on YOUR website! Total area - garden area = 12
Length =2x+4
width =x+3
(2x+4)(x+3)-12 =12
2x^2+6x+4x+12-12=12
2x^2+10x-12=0
divide by 2
x^2+5x-6=0
(x+6)(x-1)=0
x=-6 or x=1
X=-6 ignore
width =1 m