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Evgen [1.6K]
3 years ago
13

There are 1,600 students at a university. 24% of students are sophomores, 20% are juniors, and 28% are seniors. How many student

s at the university are freshmen?
Mathematics
1 answer:
tatuchka [14]3 years ago
8 0

Answer:

448 freshman.

Step-by-step explanation:

How many students at the university are freshmen?

= (1 - (.24 + .2 + .28)) * 1600 = .28 * 1600 = 448 freshman.

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Answer:

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Step-by-step explanation:

9(3x+3)=10(3x+9)

Distribute

27x +27 = 30x +90

Subtract 27x from each side

27x+27 -27x = 30x-27x +90

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Subtract 90 from each side

27-90 = 3x +90-27

-63 = 3x

Divide by 3

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Center of the circle: C=(3,8)=(h,k)→h=3, k=8
Radius of the circle: r=5
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(x-3)^2+(y-8)^2=5^2
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General for of the equation for the circle:
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x^2+y^2-6x-16y+73-25=25-25
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Answer: The general form of the equation for the circle is:
x^2+y^2-6x-16y+48=0
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Step-by-step explanation:

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