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Inga [223]
2 years ago
11

Can someone answer theese 3 questions.

Mathematics
1 answer:
NNADVOKAT [17]2 years ago
7 0

Answer:

1.) A

2.) D

3.) A

Step-by-step explanation:

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What percent of 80 is 8
murzikaleks [220]

Answer:

P = 10%

Step-by-step explanation:

Of means multiply and is means equals

P * 80 = 8

Divide each side by 80

P = 8/80

P = .1

Change to percent form

P = 10%

7 0
3 years ago
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Amanda recorded the temperatures at which two oils freeze:
lianna [129]

Answer:

Peanut oil freezes at a higher temperature than olive oil because 3.1 °C > –6.1 °C.

Step-by-step explanation:

Well since 3.1 is greater than -6.1 then it should be Peanut oil freezes at a high temperature. I did the test and I got it right. I hope you do to. :)

4 0
2 years ago
A hyperbola centered at the origin has a vertex at (0, 36) and a focus at (0, 39)
borishaifa [10]
To solve this problem you must apply the proccedure shown below:

 1. The vertex i at <span>(0, 36) and a focus at (0, 39), then you have:

 a=36
 a^2=1296

 2. The directrix is:

 y=a^2=c
 c=39
 y=1296/39
 </span>y=432/13<span> 

 Therefore, the answer is the option D, which is: </span><span>D. y=± 432/13</span>
4 0
3 years ago
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{y=2x+14<br> {−4x−y=4<br><br> y = ???
GalinKa [24]
I hope this helps you

3 0
3 years ago
4) Solve for w: P = 4L + 4W
xxMikexx [17]

Answer:

Rewrite the equation as 4L+4W=P.

4L+4W=P

Subtract 4L from both sides of the equation.

4W=P−4L Divide each term by 4 and simplify.

W=P/4−L

Step-by-step explanation:

5 0
2 years ago
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