SOLUTION: The area of a rectangle is 77m^2,and the length of the rectangle is 3m more than twice the width. What is the dimension of the rectangle?

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Question 1087299: The area of a rectangle is 77m^2,and the length of the rectangle is 3m more than twice the width. What is the dimension of the rectangle?
Found 2 solutions by josgarithmetic, ikleyn:
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
%282w%2B3%29w=77

2w%5E2%2B3w-77=0

(2w 7)(w 11)=0
%282w-11%29%28w%2B7%29=0
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2w-11=0
2w=11
w=11%2F2
highlight%28w=5%261%2F2%29
cross%28length=8%261%2F2%29------highlight%28length=2%2811%2F2%29%2B3=11%2B3=highlight%2814%29%29

Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
The correct answer is  W= 5.5 m,  L= 14 m.