SOLUTION: in a rectangular garden whose area is 24 centimeters, the length is 5 centimeters more than the width. find the dimensions of the garden.

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: in a rectangular garden whose area is 24 centimeters, the length is 5 centimeters more than the width. find the dimensions of the garden.      Log On


   

Question 31335: in a rectangular garden whose area is 24 centimeters, the length is 5 centimeters more than the width. find the dimensions of the garden.
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
length = l = 5+w
width = w = w
area = a = 24
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a=lw
24=w(w+5)
w^2+5w-24=0
(w+8)(w-3)=0
w=-8 or w=3
since you cannot have a negative length, your width is 3 and your length is 8!