# Question #941a8

Jan 23, 2018

$p = 2.5 x$

#### Explanation:

since length is 4 times width, then width = 1/4 length.
...this means that $y = \frac{x}{4}$
Then we can write the formula for the perimeter:

$p = 2 x + 2 y$
$p = 2 x + 2 \left(\frac{x}{4}\right)$
$p = 2 x + \frac{1}{2} x$
$p = 2.5 x$

GOOD LUCK