SOLUTION: The lenght of a rectangle is five more than twice it's width. The area of a rectangle is 52 square meters. Find the dimensions of the rectangle.

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Question 354553: The lenght of a rectangle is five more than twice it's width. The area of a rectangle is 52 square meters. Find the dimensions of the rectangle.
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
let width be x meters
length is 2x+5 meters
Area = 52 m^2
..
Area = L*W
x(2x+5)=52
2x^2+5x=52
2x^2+5x-52=0
2x^2+13x-8x-52=0
x(2x+13)-4(2x+13)=0
(2x+13)(x-4)=0
x=4 meters
x=-13/2 (ignore this value)
width =4 m
length = 13 meters
...
C H E C K
4*13= 52
...
m.ananth@hotmail.ca