SOLUTION: The lenght of a rectangle is 4m greather than its width. The perimeter of the rectanlge is 36 m. What are the dimensions of the rectangle? This is for Algebra 1, word problems

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Question 133364:
The lenght of a rectangle is 4m greather than its width. The perimeter of the rectanlge is 36 m. What are the dimensions of the rectangle?
This is for Algebra 1, word problems systems of linear equations.
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
L=W+4
2W+2(W+4)=36
2W+2W+8=36
4W=36-8
4W=28
X=28/4
W=7 ANSWER FOR THE WIDTH.
7+4=11 ANSWER FOR THE LENGTH.
PROOF:
2*7+2*11=36
14+22=36
36=36