uhmalex
Answered

The length of a rectangle is one unit shorter than one-sixth of the width, x.


Enter a simplified expression that represents the perimeter of the rectangle.


Note: Use one variable and a fraction in the answer.

Verified Answer :

Lampa20

Lets say that y represents length and x width.
From the text we can write:
y=x/6 - 1

Perimeter we calculate: 
P = 2x + 2y

now we use y equation from above and put it in perimeter equation:

P = 2x + 2(x/6 - 1)
P = 2*(7x/6 - 1)
P = 7x/3 - 2

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