Step-by-step explanation:
Using the vertical line test, we can see which lines are functions, and which are not. If a vertical line were to hypothetically appear, would it touch more than one part of the line? If so, it is not a function.
The lines outlined in a black box are the correct answers.
So here are your variables:
# of adult tickets= x
# of student tickets 2x
so x+2x= 246 and solve
3x=246
x=82 adult tickets were sold
Problem 1
<h3>Answers: n = 3 or n = 5</h3>
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Work Shown:

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Problem 2
<h3>Answers: c = 1 or c = -2/3</h3>
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Work Shown:

Answer:
29.6*
Step-by-step explanation:
complementary angels are on the same side of the transversal, one is exterior and one is interior, and its always the same angel.