Answer:
63
Step-by-step explanation:
we are given

Firstly , we can distribute

now, we can combine like terms


now, we can solve for x
and we get
...........Answer
Answer:
7a
Step-by-step explanation:
Answer:
<h2>
width = 3 feet</h2>
Step-by-step explanation:
Let h be the height of the door
and w be its width
The statement “The height of the door is I foot more than twice its width”
can be translated mathematically like this : h = 2w + 1
Let’s solve the equation for w:
h = 2w + 1
⇔ 2w = h - 1

now , if the door is 7 feet high then it’s width is equal to :

Answer:
4.8 points/minute
Step-by-step explanation:
Just divide total point over total minutes.