Answer 4^2+4=20 Explanation x^2+x=? so 4^2(4x4=16)+ 4 = 20
To find the measure of a singular window we need to find the area which is length times width. so that's 2.75(4) which is 11 square feet. However, Kevin has four windows which means he needs 11(4) square feet for all the windows. Which would mean Kevin needs 44 sqaure feet.
Answer: 
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Work Shown:

Explanation:
In the second step, I multiplied both sides by r to move it to the left side. Then I divided both sides by p to isolate r.
In short, the r and p swap places.
A B and F seem like questions that make sense :)
Answer:
11:30
Step-by-step explanation:
The store is 15 mins away, so 30 mins is the round trip.
Have a nice one.