SOLUTION: A rectangle’s length is 3 yards less than 5 times of its width. If the rectangle’s perimeter must be between 18 and 90 yards, what is the range of its width? Use an inequality
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Question 1161357: A rectangle’s length is 3 yards less than 5 times of its width. If the rectangle’s perimeter must be between 18 and 90 yards, what is the range of its width? Use an inequality to solve this problem.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
The perimeter of a rectangle is given by 
but in this case we know that 
, so the perimeter of your specific rectangle is represented by:
\ +\ 2w)
The correct answer depends on what you mean by "between". If the perimeter must be in the open interval \ )
then:
On the other hand, if your definition of between means that the perimeter must be in the closed interval 
then just replace the 
operator with the 
operator
John
My calculator said it, I believe it, that settles it
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