SOLUTION: a rectangle has a perimeter of 18cm. Its lenght is 5cm greater than its width. find the dimensions

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Question 365908: a rectangle has a perimeter of 18cm. Its lenght is 5cm greater than its width. find the dimensions
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
let width be x
length = x+5
perimeter = 2*(L+W)
2*(x+x+5)=18
2(2x+5)=18
4x+10=18
-10
4x+10-10=18-10
4x=8
/4
x=2 the width
length = x+5 = 2+5 = 7
...
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