2 years ago

Someone please help me

Mathematics

1 answer:

neonofarm [45]2 years ago

8 0

Answer:

I think the answer is A

Step-by-step explanation:

I'm not sure tho

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There are 450 people at a play, the total receipt for $600 and the admission was $2 for adults and $0.75 for children, how many

sdas [7]

Answer:

340 children, 210 adults.

Step-by-step explanation:

$Let \ a \ - adults, \ c - children;\\c + a = 450\\0.75c + 2a = 600|\cdot 4\\3c + 8a = 2400;\\\\c + a = 450|\cdot(-3)\\3c + 8a = 2400\\-3c -3a = -1350\\5a = 1050 => a = 210, c = 450 -210 = 340.$

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3 years ago

Is this table a function why or why not?

erastovalidia [21]

Answer:

yes

Step-by-step explanation:

functions have one input for every output.

the input side has unique and individual numbers therefore it's a function.

8 0

2 years ago

Help pls .!!!!!!!!!!!

Igoryamba

A and C are the answer

4 0

2 years ago

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Simplify the expression. Write the answer using scientific notation. (5x10^5)^-2 A. 0.04x10^-10 B. 4.0x10^-11 C. -10x10^-10 D. 4

Diano4ka-milaya [45]

Simplify the expression

$(5*10^5)^-2$

It can be simplified as below:

$(5*10^5)^{-2}=\frac{1}{(5*10^5)^2} \\\\(5*10^5)^{-2}=\frac{1}{25*10^{10}} \\\\(5*10^5)^{-2}=\frac{1}{25}*10^{-10}\\\\ (5*10^5)^{-2}=0.04*10^{-10}\\$

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3 years ago

Since y generally<br> as x increases,<br> x and y have a

jeka94

Answer: decreases; negative correlation; not

Step-by-step explanation:

Just got it right in the assignment

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3 years ago

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