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Sloan [31]
3 years ago
12

Which of the following equations is quadratic?

Mathematics
1 answer:
ratelena [41]3 years ago
4 0
Its (x+3)(x+4)=5 , the third one
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HELP 5TH GRADE MATHJGKG UG
katovenus [111]

Answer:

rectangle, quadrilateral, and square are all right. maybe kite too but I dont think so-

3 0
3 years ago
Use the chart to estimate the population density of Romania in 1997. Round to the nearest person.
STALIN [3.7K]

The population density of Romania in 1997 given its area and the population is 95 people per square km.

<h3>What is the population density?</h3>

Population density is the number of people that live in a square kilometer of an area. It is determined by dividing total population by total area.

Population density = population / area

22.600,000 / 237301 = 95 people per square km

To learn more about population density, please check:

brainly.com/question/3704320

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5 0
2 years ago
Pls help i’m failing rn
Valentin [98]

Answer:

The answer is letter D.

Step-by-step explanation:

-2(4x+8)+3(5x-1)

=-8x-16+15x-3

=-8x+15x-16-3

=7x-19

4 0
3 years ago
Y+ 1/4x + 4/9. find the y intercept
eduard

Answer:

Slope: -1/4

y intercept: (0, -4/9)

Step-by-step explanation:

5 0
3 years ago
Solve |x + 4| - 5 =6.
dedylja [7]

Answer:

The answer is x =7 and x= - 15

<em>Explanation</em>

|x + 4|  - 5 = 6 \\  |x + 4|  = 6 + 5 \\  |x + 4|  = 11 \\ x + 4 = 11  \: \:and \:  \: x + 4 =  - 11 \\ x = 11 - 4 \:  \: and \:  \: x =  - 11 - 4 \\ x = 7 \: \:  and \:  \: x =  - 15

4 0
3 years ago
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