SOLUTION: I really need help with this. Thank you very much The length of a rectangle is 3 cm more than 2 times its width. If the area of the rectangle is 99 cm2, find the dimensions of th

Algebra ->  Customizable Word Problem Solvers  -> Geometry -> SOLUTION: I really need help with this. Thank you very much The length of a rectangle is 3 cm more than 2 times its width. If the area of the rectangle is 99 cm2, find the dimensions of th      Log On

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Question 121602: I really need help with this. Thank you very much
The length of a rectangle is 3 cm more than 2 times its width. If the area of the rectangle is 99 cm2, find the dimensions of the rectangle to the nearest thousandth.











Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
let x=width, so 2x+3=length __ area is length times width __ 99=x(2x+3)

2x^2+3x-99=0

use quadratic formula to find x