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a state park charges $5 per car plus $1 per person as an admission fee. the total charged for a car with x people is f(x)=x+5. how will the graph of this function change if the per car charge is changed to $8 per car?

AThe line will shift vertically down by $3
Bthe line will shift vertically up by $3.
CThe line will shirt vertically up by $8.
DThe line will shift vertically down by $8.

Verified Answer :

syed514

The two functions that defines the situation are : 
f(x) = x + 5
and
f(x) = x + 8

When you plug in different values of x and graph the coordinates,you will notice that the graph as been shifted 3 units up.
So,
The best answer is : 
B. the line will shift vertically up by $3.

Answer:

b

Explanation:

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