If this problem is expecting you to show a graph photo, then a dependable website for a problem like this would be www.desmos.com. message me if you're not sure how to use it.
Answer:
5-Cy/r = d
Step-by-step explanation:
C=r(5-d)/y
Multiply each side by y
Cy=r(5-d)/y *y
Cy=r(5-d)
Divide each side by r
Cy/r=r(5-d)/r
Cy/r=(5-d)
Subtract 5 from each side
Cy/r - 5 = 5-d-5
Cy/r - 5 = -d
Multiply by -1
-Cy/r + 5 = d
5-Cy/r = d
A=4 and b =29 hope this helps
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y=(1/5)x+12/5
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Using the combination formula, it is found that he has 232 choices.
The order in which the sights are seen is not important, hence the <em>combination formula </em>is used to solve this question.
<h3>What is the combination formula?</h3>
is the number of different combinations of x objects from a set of n elements, given by:

In this problem, the choices are 8, 9, 10 or 11 sights from a set of 11, hence:

He has 232 choices.
You can learn more about the combination formula at brainly.com/question/25821700