For this case we have that by definition, the perimeter of a rectangle is given by:

Where:
l: It is the length of the rectangle
w: It is the width of the rectangle
According to the image we have:

So, rewriting the perimeter expression we have:

Applying distributive property to the terms within parentheses we have:

Answer:
The perimeter of the rectangle is: 
7.09 AM - 10.36 AM
In-between these two times, there are 3 hours and 27 minutes.
This calculates to 207 minutes.
To make what if u tell me then I can help u
Answer:
C. 3
Step-by-step explanation:
Since it's division, you flip the second equation and cancel out both a-3.
7 goes into 21 3 times leaving the numerator with 3.
since the denominator is 1, you don't have to show it.