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A rectangular flower garden with dimensions 3m by 7m is surrounded by the walk of uniform width. If the are of the walk is 11 sq. m, what is the width in meters?
 one year ago
 one year ago
A rectangular flower garden with dimensions 3m by 7m is surrounded by the walk of uniform width. If the are of the walk is 11 sq. m, what is the width in meters?
 one year ago
 one year ago

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zordoloomBest ResponseYou've already chosen the best response.1
dw:1358847023244:dw
 one year ago

zordoloomBest ResponseYou've already chosen the best response.1
Do you know where to go from here?
 one year ago

zordoloomBest ResponseYou've already chosen the best response.1
Do you mind if I continue?
 one year ago

zordoloomBest ResponseYou've already chosen the best response.1
dw:1358847340760:dw
 one year ago

zordoloomBest ResponseYou've already chosen the best response.1
Do you think you can solve that equation?
 one year ago

dhudz23Best ResponseYou've already chosen the best response.0
Not sure.. I could but it would take me a while and i wouldn't be to confident of my answer.
 one year ago

zordoloomBest ResponseYou've already chosen the best response.1
(7+2x)(3 +2x)11=21> 4x^2+20x11=0> now solve this using the quad. equation. x=5.5 and x=.5 The value can only be positive therefore the width can only be x=.5 So the width around the garden is 1/2 m or .5m. Whichever method your prefer.
 one year ago

dhudz23Best ResponseYou've already chosen the best response.0
Yes it does, thank you!
 one year ago
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