SOLUTION: The length of a rectangle is 5 in. more than twice its width. If the perimeter of the rectangle is 40 in., find the width of the rectangle.
A) 4 in.
B) 5 in.
C) 6 in.
D) 7 in.
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Question 105769: The length of a rectangle is 5 in. more than twice its width. If the perimeter of the rectangle is 40 in., find the width of the rectangle.
A) 4 in.
B) 5 in.
C) 6 in.
D) 7 in.
Answer by kmcruz09(38) (Show Source): You can put this solution on YOUR website!
The length of a rectangle is 5 in. more than twice its width. If the perimeter of the rectangle is 40 in., find the width of the rectangle.
A) 4 in.
B) 5 in.
C) 6 in.
D) 7 in.
Let x = width of the rectangle
then 2x + 5 = length of the rectangle
We all know that the formula for the perimeter of a rectangle is or
So, it is stated in the problem that the perimeter is 40. Substituting:
B. 5 in
THank you.
~kmcruz09~
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