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brilliants [131]
3 years ago
15

Excellence Middle School charges $9.00 for students from all grade levels to attend the school dance. If s represents the number

of seventh-grade students who came to the dance and g represents the number of eighth-grade students at the dance, which expression best represents the total amount of money collected for attendance at the dance?
a--9s + g
b--s + 9g
c--18(s + g)
d--9(s + g)
Mathematics
2 answers:
AlexFokin [52]3 years ago
7 0

Answer:

9(s+g)

Step-by-step explanation:

Actually it's not...

oksano4ka [1.4K]3 years ago
5 0

Answer:

B

Step-by-step explanation:

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4 years ago
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<span>Round to two decimal places</span>
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\bf \stackrel{\textit{Double Angle Identities}}{tan(2\theta)=\cfrac{2tan(\theta)}{1-tan^2(\theta)}}\\\\&#10;-------------------------------\\\\&#10;tan(2A)=\cfrac{2tan(A)}{1-tan^2(A)}\implies \cfrac{2\left( \sqrt{2} \right)}{1-(\sqrt{2})^2}\implies \cfrac{2\sqrt{2}}{1-2}\implies -2\sqrt{2}


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Answer: 2x+5y=100 and x+y=38

Step-by-step explanation:

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